INSTALLATION & MAINTENANCE MANUAL FOR

 

MAXIM

 

INTEGRATED WATER HEATING SYSTEM

 

 

TABLE OF CONTENTS

 

Start-up Procedures

2

 

Maintenance & Safety Inspections

3-5

Wiring Diagrams

6,7

Burner

8

 

Burner Start-up

9-12

Burner Troubleshooting

13.14

MXG Burner Manual

Refer to PV500-21A

MXO Burner Manual

Refer to PV500-22A

 

 

FOR YOUR SAFETY

 

WHAT TO DO WHEN YOU

 

 

SMELL GAS:

 

DO NOT try to light

 

 

any appliance.

 

DO NOT touch any

 

 

electrical switch; DO NOT

 

 

use any phone in your

 

 

building.

 

IMMEDIATELY call

 

 

your gas supplier from a

 

 

phone outside the

 

 

building. Follow the gas

 

 

supplier’s instructions.

 

If you cannot reach

 

 

your gas supplier, CALL

 

 

THE FIRE DEPARTMENT.

 

 

FOR YOUR SAFETY

 

DO NOT store or use gasoline or

 

other

flammable vapors and

 

liquids in the vicinity of this or

 

any other appliance.

 

 

FOR YOUR SAFETY

 

 

WARNING: Improper

 

installation, adjustment,

 

 

alteration, service, or

 

maintenance can cause injury or

 

property damage. Refer to this

 

manual for assistance, or

 

consult a qualified installer,

 

service agency, or the gas

 

 

supplier.

TYPICAL CONSTRUCTION

 

 

FIGURE 17-1

 

1. VENT STACK *

8. HANDHOLE CLEANOUT

 

2. TEMPERATURE LIMITING DEVICE (set at 200°F)

9. UPPER OPERATING THERMOSTAT (set at 130°F)

3. OPERATING THERMOSTAT (set at 120°F)

10. COLD WATER INLET & RETURN CONNECTION

4. CONTROL SWITCH(es) AND FUSE(s)

11. DRAIN

 

5. GAS VALVE

12. RELIEF VALVE

 

6. GAS INLET

13. PRIMARY SAFETY CONTROL

 

7. BURNER

14. DIFFERENTIAL AIR PROVING SWITCH

 

(* NOT FURNISHED BY PVI)

CAUTION: Temperatures higher than 130°F increase the risk of scald injury!

IMPORTANT! Clearance to unprotected combustible material must be 8” min. at top, sides and rear, and 24” min. in front.

MAXIM

PV500-17 05-2000

1

Section 17