Lochinvar 1 service manual Outdoor Reset

Page 12

Service Manual

1 Service

Table 1B (continued from previous page) This table lists the parameters and where to access them

OUTDOOR RESET

CASCADE NIGHTSETBACK

PUMPS

BMS

MENU

DESCRIPTION

SEE

USER ACCESS

INSTALLER ACCESS

PAGE

DISPLAY

MODIFY

DISPLAY

MODIFY

 

 

 

Reset T Lo Out

22

Yes

No

Yes

No

 

 

 

 

 

 

 

 

Reset T Hi Out

22

Yes

Yes

Yes

Yes

 

 

 

 

 

 

 

 

Out T Hi Reset

22

No

No

Yes

Yes

 

 

 

 

 

 

 

 

Out T Lo Reset

22

No

No

Yes

Yes

 

 

 

 

 

 

 

 

Out SD setp

22

No

No

Yes

Yes

 

 

 

 

 

 

 

 

Out SD df

22

No

No

Yes

Yes

 

 

 

 

 

 

 

 

Boost tim

22

No

No

Yes

Yes

 

 

 

 

 

 

 

 

Boost incr

23

No

No

Yes

Yes

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Date and time

24

Yes

Yes

Yes

Yes

 

 

 

 

 

 

 

 

On Timer and Off Timer

24

No

No

Yes

Yes

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Casc Address

25

Yes

Yes

Yes

Yes

 

 

 

 

 

 

 

 

Casc off df

25

No

No

Yes

Yes

 

 

 

 

 

 

 

 

Casc off/on df

25

No

No

Yes

Yes

 

 

 

 

 

 

 

 

Max Outl temp

25

No

No

Yes

Yes

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Boiler Pump D

26

Yes

Yes

Yes

Yes

 

 

 

 

 

 

 

 

HW Pump D

26

No

No

Yes

Yes

 

 

 

 

 

 

 

 

Sys Pump D

26

No

No

Yes

Yes

 

 

 

 

 

 

 

 

Sys Pump mode

26

No

No

Yes

Yes

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BMS Type

27

No

No

Yes

Yes

 

 

 

 

 

 

 

 

BMS Setp min V

27

No

No

Yes

Yes

 

 

 

 

 

 

 

 

BMS Setp max V

27

No

No

Yes

Yes

 

 

 

 

 

 

 

 

BMS V min Setp

27

No

No

Yes

Yes

 

 

 

 

 

 

 

 

BMS V max Setp

27

No

No

Yes

Yes

 

 

 

 

 

 

 

 

BMS V Heat

27

No

No

Yes

Yes

 

 

 

 

 

 

 

 

Dropin BMS End

27

No

No

Yes

Yes

 

 

 

 

 

 

 

 

BMS mod@minV

28

No

No

Yes

Yes

 

 

 

 

 

 

 

 

BMS mod@maxV

28

No

No

Yes

Yes

 

 

 

 

 

 

 

 

BMS V @min mod

28

No

No

Yes

Yes

 

 

 

 

 

 

 

 

BMS V @max mod

28

No

No

Yes

Yes

 

 

 

 

 

 

12

Page 11 Page 13
Image 12
Page 11 Page 13
Contents
Models 1.0, 1.3, Contents Handling ceramic fiber materials Niosh stated First AidService MaintenanceTroubleshooting Service Near boiler pipingSync display Control inputs BoardSecondary Smart Touch Control Module Primary Control outputsGeneral Operation How the boiler operatesHow the control module operates Sequence of operationSequence of operation Sequence of operation space heating and HWThis table lists the parameters and where to access them Parameter tableOutdoor Reset Viewable and changeable control parameters Status ScreenService Details Screen Service Main Screen Setup Screen Service/Setup Parameters Screen Service Set Point Parameters Screen Outdoor Reset Parameters Screen Service Night Setback Parameters Screen Cascade Parameters Screen Cascade OperationPumps Parameters Screen 10Vdc BMS Parameters Screen 10Vdc OperationService Cascade Screen Service Temps Screen Burners Screen Graph Select Screen History Screen Service Mode Screen Maintenance Maintenance and annual startup Address reported problems Clean condensate trapInspect boiler area Inspect boiler interiorFlue vent system and air piping Check water systemCheck expansion tank Check boiler relief valve Check ignition ground wiring Check all boiler wiringCheck control settings Inspect ignition and flame sense electrodesCheck flame signal Cleaning boiler heat exchangerReview with owner Test procedure Test low water flow conditionsTroubleshooting Alarm ScreenBefore troubleshooting Check the followingCheck control module fuses No Display No BurnerOperation Unit DoesChecking temperature sensors Temperature ResistanceNoisy No PumpOperation Boiler Pump System PumpFlow Switch CondensateDrain Blocked Flame outLight cont’d Flame LostWhile Running Troubleshooting Automatic Reset High Limit / HEXTemp SW Blower RPM’sLouver Proving Switch Too HighSensor Open Sensor ShortedResets Try Later Air Flow TooLow Flap ValveInternal Fault No Error StoredWriting to MemosCombustion Analysis Procedure Gas Valve AdjustmentOr Obstruction Gas Supply PressureGas valve adjustment procedure ModelModels 1.3
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