Lochinvar CF-CH(E)-i&s-08, 999 - 750, 399 Domestic Water Heaters Hydronic Heating Boilers

Page 64

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CONTROL BOX CONNECTIONS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WIRING BOX

 

NOTE: WHEN REPLACING DAMAGED WIRING, USE EQUIVALENT TYPE AND GAUGE. FLAME CURRENT

 

-

+

 

 

 

 

 

F

 

 

 

 

 

CONNECTOR

 

 

F1

 

 

 

 

 

 

 

 

 

T

 

 

 

 

 

T/W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SENSOR

C

TEST POINTS

 

5

S1

 

BK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GY

 

F2

 

BK/

 

 

 

 

 

R

1

 

4

7

10

 

13

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CONNECTOR

 

 

 

 

 

W

 

 

 

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

 

 

 

 

5

 

BK

4

LINE

-

W

 

 

 

TO

 

O/

 

 

 

2

 

5

8

11

 

14

 

 

PR/BK

 

 

 

 

 

 

 

 

 

6

 

 

 

 

 

 

3

 

+

BK

 

 

LWCO

B

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

K

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BR/W

 

 

 

 

 

 

 

4

 

 

 

 

GY

W

2 NEU

 

 

 

 

3

 

1

 

R/

 

3

 

6

9

12

 

15

 

 

 

 

 

 

PR

 

 

 

 

4

5

6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BR

 

 

1

 

GY

 

1

S2/FS

 

 

 

PR 6

5

4

BK

 

BK

 

 

BR

 

 

 

BL/

 

 

 

 

 

 

 

 

 

 

 

W

1

2

3

 

 

 

 

 

 

 

 

 

Y

BL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ELECTRONIC

 

2

 

 

 

 

IGNITIO

 

W

9

 

7

1

 

 

 

 

 

BK

 

 

 

 

 

 

 

 

 

 

 

GY

 

 

 

 

 

 

 

 

 

 

PR

 

 

 

 

 

 

 

3

 

 

 

 

 

11

 

N

 

 

 

Y

 

 

 

 

 

 

 

R/O

O/

P

 

 

 

CONTROLLER

 

 

 

 

 

 

 

 

 

6

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O

10

10

TH MODULE

 

BL

 

BL/

 

 

 

 

 

 

 

BK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

4 2 6 1 3 9 8 7

12 1115

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P

9

9

PI

 

 

 

 

 

 

 

BK

 

 

 

BL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Y

8

8

24COM

 

 

 

 

9 7

5

4

 

 

 

 

 

 

 

 

 

 

 

 

PR

 

 

R/O

 

 

 

 

 

 

 

 

 

 

 

TH

BL/W

7

7

RESET

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LIMITS

 

 

 

 

BL/BK R/BK R/BK

 

 

 

 

 

 

 

 

BL

6

6

24VAC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O

O/BK

BR BL

 

 

 

 

 

R

5

5

MV

 

 

 

 

 

 

LINE

 

 

 

 

 

 

 

 

 

 

 

22

21

 

 

 

 

 

 

4

4

PS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

24

23

20

19

18

17

16

15

14

13

 

 

 

 

 

T/W

 

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

M/S

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PR/

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

12

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

1

FF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

9

8

7

6

5

4

3

2

1

 

 

 

 

 

BK

 

 

 

 

 

 

 

 

 

NEU

 

 

 

 

 

 

 

 

 

 

 

 

Y n/a

n/a

W BR

PR BR/W PR/BK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T

R/O

R Y

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ALARM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

M

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DISPLAY BOARD

 

 

 

 

 

 

 

 

24V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IGN 1 12

 

 

GY

12

 

 

 

 

 

 

 

STG #1

 

 

 

 

 

 

R/

 

 

 

 

 

 

 

 

 

 

 

IGN2

1

 

 

 

 

 

 

 

 

11

 

 

 

 

 

 

 

 

 

 

 

 

 

Y

 

 

 

 

R/O

Y

 

 

 

 

 

 

 

 

 

IGN 1 11

 

 

GY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IGN2

2

 

 

 

 

 

 

 

10

 

 

P

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BK

 

 

 

 

 

 

 

 

 

 

 

P2

3

 

 

 

 

 

 

P1 9

 

 

9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BK/

 

 

 

 

 

 

 

4

 

 

 

 

 

 

S1 8

 

R

8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

64

S3

5

R/O

 

 

 

 

S2 7

 

 

R/BK

7

 

 

 

 

 

 

 

 

 

 

 

R

 

 

 

 

 

 

 

W

 

 

 

 

 

 

S4

6

 

 

 

 

 

 

S2+ 6

 

 

BK

6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

 

 

 

 

 

 

S2- 5

 

 

W

5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

STG

 

 

 

 

 

STG

 

 

 

 

S2+

8

 

 

 

 

 

 

ALR 4

 

 

PR/BK

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

#2

 

 

 

 

 

 

#3

 

 

 

 

S2-

9

 

 

 

 

 

 

RST1 3

 

 

BL/W

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RST2 10

 

 

 

 

 

 

+24 2

 

 

BL

2

 

 

 

 

 

 

 

 

 

 

R/BK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

COM 1

 

 

Y

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

STG #2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R/BK

 

 

 

 

 

THREE STAGE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R/O

 

 

 

 

 

MODELS ONLY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R/O

 

 

 

 

 

OPTIONAL

 

ELECTRONIC TEMPERATURE

CONTROLLER PIN OUTS

 

 

 

CONNECTED UNLESS

 

 

 

 

 

 

 

 

 

 

 

 

COM

12

24

24V

 

 

 

ALARM ADDED

 

 

 

 

 

 

 

 

 

BK/R

BK

 

PR

Y

BL

PR/

 

 

 

 

 

 

 

CAUTION

 

 

n/a

n/a

23

ALARM

 

 

 

 

 

 

 

 

 

n/a

n/a

22

n/a

 

 

 

PR/ BK

 

 

 

 

 

 

 

 

 

IN/OUT COM

9

21

n/a

3

2

1

BK

 

 

 

 

 

 

 

120VAC

 

 

INLET SEN

8

20

S3 OUT

 

 

 

 

 

 

 

 

 

 

OUT SEN

7

19

S3 IN

3

2

1

 

 

 

 

 

 

 

 

 

 

 

 

 

TANK SEN

6

18

S2 OUT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OA SEN

5

17

S2 IN

 

 

 

PR/

 

 

 

 

 

 

 

 

 

 

 

 

TANK/OA COM

4

16

S1 OUT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HEAT DEM 2

3

15

S1 IN

 

 

 

BK

 

 

 

 

R/

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HEAT DEM 1

2

14

PUMP

 

 

 

 

 

 

 

 

B

 

R

 

 

 

 

 

HDCOM

1

13

PUMP

 

 

P

Y

 

 

 

 

K

R/

 

 

 

 

 

 

 

 

 

PR

Y P

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PR/

 

 

 

O

 

 

Y

T

BK/R

BK

W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BL BK

 

 

 

 

 

O

 

 

 

 

 

 

WIRE COLOR CODES

 

 

 

 

 

 

 

5

2

3

1

4

6

8

9

7

Y

 

 

 

 

GY

G

GY

 

 

 

 

 

 

 

 

W = WHITE

 

T=TAN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BK = BLACK

 

Y=YELLOW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PR=PURPLE

 

BR=BROWN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BL=BLUE

 

G=GREEN

 

 

 

SHRINK

E

 

 

 

 

 

 

 

 

 

 

 

P=PINK

 

GY=GRAY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O=ORANGE

 

R=RED

 

 

 

TUBING

3

2

1

 

 

 

1

4

7

 

 

EXAMPLE:

 

ALARM

 

FLAME FAIL

 

 

 

 

 

 

2

5

8

 

 

Y/G = YELLOW WITH GREEN STRIPE

 

 

 

 

 

IGNITER

 

 

 

 

 

 

 

 

ENABLE RELAYENABLE RELAY

 

 

 

 

 

 

 

 

 

 

 

 

24V

 

 

24V

 

CONNECTOR

 

 

 

3

6

9

 

 

 

 

 

 

OPTIONAL

 

 

 

 

 

D

MAIN UNIT

 

 

 

 

SINGLE IGNITION MODULE UNIT

 

 

 

 

 

 

CONNECTOR

 

 

CONNECTION - WIRING DIAGRAM A

B

AC POWER A

CONNECTOR

1

2

3

4

P

G

W

BK/

BK

 

 

 

W

1

2

3

4

14 13 10

 

 

 

T

 

 

 

 

 

 

 

 

 

 

FAN

 

 

 

 

 

W

 

BK

 

 

 

 

 

 

 

 

 

GROUND

 

 

 

 

 

 

 

 

 

 

 

 

 

G

 

 

120V

 

RUNTIME RELAY

 

 

CHASSIS

24VAC XFMR.

 

OPTIONAL

 

GROUND

 

 

 

 

P

 

 

 

 

Y

 

 

 

 

P

 

 

 

 

 

 

24V

 

 

 

 

 

 

 

 

 

 

 

 

5

5

 

24V

Y

 

 

 

 

 

4

4

COMMON

Y

 

BL

R

 

 

 

 

 

Y

3

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R

2

2

 

 

 

 

BL

 

 

 

1

1

 

 

 

 

 

 

 

 

 

 

 

 

CIRCUIT

R

Y

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BREAKER

 

 

 

 

 

9 9

 

 

 

NOT

 

 

Y

 

7

BL

F

 

PR

6

6

5

4

USED

 

 

 

3

 

1

7

 

 

 

 

 

 

 

4

 

 

RESET

PR

 

5

BL/

TO

 

 

 

Y

 

 

BK

LWCO

 

 

 

 

 

 

 

O

 

 

PR RESET

24 VAC

J1

BL

 

PR

1

LWCO

 

 

 

 

 

 

 

 

P

2

 

O.C.

 

 

 

3 J2

 

 

 

GND

 

BL/

 

 

 

J4

 

 

 

O BK BL

 

 

 

 

PR

 

 

 

 

4 5 6

1 2 3 J3

YT

TEST

CHASSIS GROUND

T

LBL20009 REV A

399,999 - 750,000 BTU/HR MODELS

WIRING BOX CONNECTIONS - WIRING

 

DIAGRAM A

Domestic Water Heaters

Hydronic Heating Boilers

 

and

Page 63 Page 65
Image 64
Page 63 Page 65
Contents Domestic Water Heaters Hydronic Heating Boilers and Domestic Water Heaters General Product Information UnpackingSafety Information Installation Installation Clearances from Combustible ConstructionOutdoor Boiler Installation LocationFreeze Protection Pump OperationShut-Down and Draining Freeze Protection for a Heating Boiler System if requiredCombustion and Ventilation AIR Combustion Air FilterCombustion Air Options Outside Combustion Air, No DuctsCombustion Air from Interior Space Venting Exhaust FansGeneral Information Vertical Vent Termination Clearances and LocationSidewall Vent Termination Clearances and Location ChimneyLength of Air Inlet Pipe Combustion Air Inlet PipingSidewall Air Inlet Vertical Rooftop Air Inlet ClearancesCombined Air Inlet Points Vent System OptionsBarometric Damper Location Negative Draft Conventional Negative Draft VentingFlue Outlet Piping Vertical DirectAire Venting Vertical Vent Termination Clearances and LocationInstallation Vent Kits Venting of Flue ProductsSidewall Venting Sidewall FanSidewall Venting Termination Sidewall Venting Without FanVenting Guidelines Masonry Chimney Installation Horizontal DirectAire VentingVent Kits Direct VentingVertical DV Venting Termination Connecting the Air Inlet Pipe to the Unit Horizontal DV Venting TerminationFlue Pipe Materials Combustion Air Inlet PipingAir Inlet Piping Materials Sealing PVC, CPVC, ABS, Dryer Vent, and Flex Duct Vent PipeOutdoor Installation Venting MaximumOutdoor Vent/Air Inlet Location Outdoor Vent Cap KitConnecting to GAS Supply Connecting Gas Piping to UnitGas Piping Gas Pressure TestGas Train and Controls TABLE-JBtu/hr Distance From Meter in feet Input 51-100 101-200 201-300 301-500Checking Gas Supply Pressure Combination Gas ValvesVenting of Combination Gas Valves Multiple Unit Installations Gas Supply Pipe Sizing Gas Manifold Pressure AdjustmentTable L Connecting to Water Supply Relief Valve Water Flow SwitchLow Water Cutoff Water Connections Heating Boilers Only General Plumbing RulesCirculator Pump Requirements Heat Exchanger Pressure Drop Chart Circulator Pump SpecificationsPump Installation and Maintenance Primary/Secondary Boiler PipingTable O LTV Valve Kits Low Temperature Return Water SystemsInput LTV Valve Kit Btu/hr Radiant Floor and Snow Melt Heating Systems 10ºF 20ºF 30ºF 40ºFTemperature/Pressure Gauge Boiler Flow RatePlacing the Boiler in Operation Boiler Bypass RequirementsInstallation with a Chilled Water System Boiler Operating Temperature ControlWater Treatment Terminal Strip Connection OptionsFor Your Safety Read Before Operating Remote ON/OFF Boiler or Water HeaterOperation Power Up Quick Programming OverviewTo Turn Off Gas To Appliance Standard Btu/hr ModelsAdjust Menu Setting Descriptions Adjust Menu Settings for Operating ModesTABLE-Q TABLE-ROperating Modes Ignition Systems and StagesProgramming Buttons Temperature Control Access LevelsPlacement of Sensors Programming For Mode 1, Boiler Operation Graphic SymbolsStaging Logic Programming For Mode 2, Water Heating Operation Programming For Mode 3, Sequenced OperationRemote Mounting of Sensors TABLE-SError and Warning Messages HOT Surface Ignition SystemHot Surface Igniter and Ignition Control Module Hot Surface Ignition Control ModuleDiagnostic Status Indication Access to Internal Control PanelIgnition Control Diagnostic Codes Removing the Control PanelOperation and Diagnostic Lights Status LED Diagnostic CodesIgnition and Control Timings Hot Surface Ignition Module Timings NominalRequired Temperature Rise Temperature Rise ChartWater Velocity Control Water ChemistryPipe Size Requirements Circulating PumpTABLE-X 399,999 750,000 Btu/hr ModelsPotable Hot Water Temperature Control Settings Minimum Pump PerformanceHeat Exchanger TABLE-YHigh Water Temperature Limit Control Optional Relief ValveThermal Expansion Location of Cold Water Supply Piping ConnectionsFlue Gas Passageways Cleaning Procedures Burner Removal and CleaningAppliance Area Water Circulating PumpElectrical Heat Exchanger CleaningCombustion and Ventilation Air Set Up Procedure Adjusting Differential Air PressureAdjustment Procedure Servicing Hot Surface Igniter and Ignition Module Ignition System CheckoutSequence of Operation Ignition Troubleshooting Guide 990,000 2,070,000 Btu/hr Models Domestic Water Heaters Hydronic Heating Boilers Ladder Diagram 399,999 750,000 BTU/HR Models Hydronic Heating Boilers and Domestic Water Heaters Installation Ladder Diagram 990,000 2,070,000 BTU/HR Models Models Wiring Diagram Hydronic Heating Boilers and Domestic Water Heaters BTU/HR Models
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Manual 76 pages 58.86 Kb

399, CF-CH(E)-i&s-08, 999 - 750 specifications

Lochinvar 999 - 750, CF-CH(E)-i&s-08,399 is a cutting-edge boiler designed for commercial heating applications. With its robust construction and high efficiency, this model stands out in the crowded market of heating solutions.

One of the main features of the Lochinvar 999 - 750 is its exceptional thermal efficiency rating. The unit incorporates advanced condensing technology that allows it to recover heat from flue gases, which helps in achieving efficiency levels of up to 99%. This efficiency not only reduces energy consumption but also lowers operational costs, making it an excellent investment for businesses looking to minimize their carbon footprint.

The boiler is designed to provide a powerful output of 750 kW, ensuring it meets the heating demands of larger buildings or commercial spaces. Its capacity makes it suitable for a range of applications including schools, hospitals, and industrial facilities. Moreover, the unit features a built-in cascading system that enables multiple boilers to be connected, enhancing system reliability and flexibility.

In terms of technology, the Lochinvar 999 - 750 is equipped with a user-friendly touchscreen interface. This innovative control system allows operators to monitor and adjust settings with ease, providing real-time performance data and alerts for maintenance needs. The intelligent controls optimize operation to match the heating load, further enhancing energy efficiency.

Safety is a top priority with this model. It is built with multiple safety features such as automatic shut-off valves, pressure relief valves, and flame monitoring systems, ensuring safe operation under various conditions. The unit also adheres to stringent industry standards and regulations, making it a reliable choice for commercial applications.

Furthermore, the Lochinvar 999 - 750 is designed with serviceability in mind. Its compact footprint and accessible components simplify maintenance, reducing downtime and associated costs. The unit also supports a variety of fuel sources, including natural gas, propane, and biodiesel, providing flexibility to meet different facility requirements.

In summary, the Lochinvar 999 - 750, CF-CH(E)-i&s-08,399 represents a blend of efficiency, reliability, and safety in commercial heating. Its advanced technologies and thoughtful design make it a powerful solution for various heating needs, making it an ideal choice for businesses aiming for excellence in energy management and operational efficiency.
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