Lochinvar PB/PF 502 manual Part Description Model no Controls & Gauges, GAS Train Assemblies

Page 3

ITEM

PART

 

DESCRIPTION

MODEL NO.

 

 

 

NO.

NO.

 

 

 

 

 

 

 

 

 

 

 

 

 

CONTROLS & GAUGES

 

 

 

 

 

 

 

1

RLY2114

CONNECTION BOARD

ALL

2

RLY2210

BOARD, CONTROL ,USER INTERFACE

ALL

3

RLY2100

BOARD, CONTROL, MAIN

ALL

4

RLY2706

PUMP RELAY

 

ALL

5

FAN3727

FAN, COMBUSTION AIR

ALL

6

SWT2006

ON / OFF SWITCH

 

ALL

7

TST2032

THERMOSTAT SENSOR

ALL

8

GTP2900

GAUGE, TEMP AND PRESSURE

PB

9

HLC2510

THERMOSTAT, HI LIMIT 200 DEGREE

PF

10

HLC2701

THERMOSTAT, HI LIMIT W/ AUTO RESET

ALL

11

PLT3400

IGNITOR, HOT SURFACE

ALL

12

RLV2001

RELIEF VALVE, PRESSURE ONLY

PB 502-1002

12

RLV2003

RELIEF VALVE, PRESSURE ONLY

PB 1302

12

RLV2007

RELIEF VALVE, TEMPERATURE & PRESSURE

PF

13

WTR2040

FLOW SWITCH

 

ALL

14

PRS2431

SWITCH, LOW AIR

 

502 - LP - F9

14

PRS2432

SWITCH, LOW AIR

 

502 - NAT - F9

14

PRS2433

SWITCH, LOW AIR

 

752 - LP - F9

14

PRS2434

SWITCH, LOW AIR

 

752 - NAT - F9

14

PRS2435

SWITCH, LOW AIR

 

1002 - LP - F9

14

PRS2436

SWITCH, LOW AIR

 

1002 - NAT - F9

14

PRS2437

SWITCH, LOW AIR

 

1302-F9

14

PRS30002

SWITCH, LOW AIR BEFORE D08

502 - LP - M9

14

PRS20008

SWITCH, LOW AIR AFTER D08

502 - LP - M9

14

PRS30001

SWITCH, LOW AIR BEFORE D08

502 NAT & 752-1302-M9 NAT/LP

14

PRS20006

SWITCH, LOW AIR AFTER D08

502 NAT & 752-1302-M9 NAT/LP

 

 

 

GAS TRAIN ASSEMBLIES

 

 

 

 

 

 

 

 

15

BNR3713

BURNER

 

502

 

15

BNR3714

BURNER

 

752

 

15

BNR3715

BURNER

 

1002

 

15

BNR3716

BURNER

 

1302

 

16

VAL3417

VALVE, GAS

 

502-M9

16

VAL3418

VALVE, GAS

 

752-M9

16

VAL3419

VALVE, GAS

 

1002-M9

16

VAL3420

VALVE, GAS

 

1302-M9

17

VAL2131

VALVE, GAS DIAPHRAM 1"

502-F9 NAT & LP

17

VAL2132

VALVE, GAS DIAPHRAM 1 1/4"

752-1002-1302 - NAT & LP - F9

18

VAL2133

VALVE, MAIN GAS 1"

502- NAT - F9

18

VAL2727

VALVE, MAIN GAS 1"

502 - LP - F9

18

VAL2134

VALVE, MAIN GAS

1 1/4"

752-1002-1302 - NAT - F9

18

VAL2726

VALVE, MAIN GAS

1 1/4"

752-1002-1302 - LP - F9

19

VAL2722

VALVE, VENTURI

 

502-M9

19

VAL2723

VALVE, VENTURI

 

752-1002-M9

19

VAL2724

VALVE, VENTURI

 

1302-M9

19

MAN2149

VALVE, VENTURI

 

ALL F9

20

GAC2029

GAS COCK

 

502

 

20

GAC2030

GAS COCK

 

752-1002-1302

 

21

VAL2207

VALVE, BALL

 

ALL 502

21

VAL2208

VALVE, BALL

 

752-1002-F9 & 752-1002-1302-M9

22

ORF2762

ORIFICE, BURNER

 

502 - NAT - F9

22

ORF2763

ORIFICE, BURNER

 

752 - NAT - F9

22

ORF2764

ORIFICE, BURNER

 

1002 - NAT - F9

22

ORF2765

ORIFICE, BURNER

 

1302 - NAT - F9

22

ORF2766

ORIFICE, BURNER

 

502 - LP- F9

22

ORF2767

ORIFICE, BURNER

 

752 - LP - F9

22

ORF2768

ORIFICE, BURNER

 

1002 - LP - F9

22

ORF2769

ORIFICE, BURNER

 

1302 - LP -F9

PLEASE HAVE MODEL NUMBER AND SERIAL NUMBER WHEN ORDERING PARTS

PB1-PF1-RP-04

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Image 3
Contents Replacement Parts List PB1-PF1-RP-04 GAS Train Assemblies Part Description Model no Controls & GaugesPart Description Model no Heat Exchanger Assemblies Jacket / Door AssembliesMiscellaneous

PB/PF 502 specifications

The Lochinvar PB/PF 502 is an innovative commercial water heater designed to meet the demands of modern facilities with efficiency and reliability in mind. This unit excels in providing hot water in a range of applications, including restaurants, hotels, and industrial settings, where high-volume hot water is essential.

One of the main features of the PB/PF 502 is its high thermal efficiency, which maximizes energy use and reduces operating costs. With an efficiency rating that often exceeds 95%, this water heater can significantly lower utility bills while still providing ample hot water supply. The unit achieves this efficiency through advanced condensing technology, which captures and utilizes heat from the exhaust gases during the combustion process.

The PB/PF 502 is equipped with a robust stainless steel heat exchanger that not only enhances efficiency but also ensures durability and longevity. This type of construction is resistant to corrosion, making it suitable for various water quality conditions. The unit also features a compact design, optimizing space in mechanical rooms while providing powerful performance.

In terms of versatility, one of the standout characteristics of the PB/PF 502 is its multiple configurations. It can operate as a fully modulating unit that adjusts its firing rate to match the demand for hot water. This not only improves energy efficiency but also ensures consistent water temperature, reducing the risk of fluctuations that can affect comfort and safety.

The Lochinvar PB/PF 502 incorporates advanced control technologies for easy operation and monitoring. The user-friendly digital display allows operators to quickly assess performance metrics and adjust settings as necessary. Additionally, with built-in diagnostic capabilities, any potential issues can be identified and addressed promptly, minimizing downtime.

Safety features are also prioritized in the PB/PF 502. It includes multiple safety protocols, such as flame sensor monitoring and high-limit safety shutoffs. These systems protect not only the equipment but also the surrounding space from potential hazards.

In summary, the Lochinvar PB/PF 502 is characterized by its high efficiency, durable construction, compact design, versatile configurations, advanced control technologies, and safety features. Ideal for any commercial operation requiring reliable hot water supply, it represents a smart investment for businesses looking to optimize energy use and enhance operational effectiveness.