Raypak 0133-4001 WH, Installation And Operating Instructions Manual

Page: 34 / 53

PILOT BURNER FLAME-IID
(atmospheric units)
Inspect on the first and third month after initial start-
up and then on an annual basis. If problems are found,
refer to the Troubleshooting sections of this manual for
additional directions.
1.
Remove top of heater and inspect heat exchanger
for soot and examine venting system.
2. Remove rear header and inspect for scale depos-
its.
*3. Inspect pilot and main burner flame and firing rate.
*4. Inspect and operate all controls and gas valve.
*5. Visually inspect system for water leaks.
*6. a.
Oil pump motor and bearing assembly, if oil
cups are provided.
b. Disconnect pump from header and check
condition of pump impeller. Check condition of
bearing by attempting to move impeller from
side to side. Replace any parts showing wear.
c. Check pump coupler for wear and vibration.
7. Check flow switch paddle.
8. Clean room air intake openings to assure
adequate flow of combustion and ventilation air.
CAUTION: Combustion air must not be contaminated
by corrosive chemical fumes which can damage the
heater and void the warranty.
9. Keep heater area clear and free from combustible
materials, gasoline, and other flammable vapors
and liquids.
*Should be checked monthly.
(Takes approximately 15 minutes).
INSPECTION PROCEDURES
34
Fig# 9336