Raypak RAYTHERM 0133-4001 - Manual (Page 15)

INSTALL THE VENT DAMPER TO SERVICE ONLY THE SINGLE APPLIANCE FOR WHICH IT IS INTENDED. IF
IMPROPERLY INSTALLED, A HAZARDOUS CONDITION, SUCH AS AN EXPLOSION OR CARBON MONOXIDE
POISONING, COULD RESULT.
Fig. # 8181.0
1. When the boiler is off, check that the vent damper
position indicator points to the closed position.
(See figure below.)
2. Turn the thermostat or controller up to call for heat
and check that the vent damper indicator points to
the open position. (See figure below.)
3. Turn the thermostat or controller down again and
check that the vent damper position indicator
returns to the closed position.
THE VENT DAMPER MUST BE INSPECTED AT LEAST
ONCE A YEAR BY A TRAINED, EXPERIENCED
SERVICE TECHNICIAN. THE NAME OF THE PERSON
WHO ORIGINALLY INSTALLED YOUR VENT DAMPER
IS SHOWN ON THE INSTALLATION LABEL.
DAMPER
MUST BE IN OPEN POSITION WHEN BOILER MAIN
BURNERS ARE OPERATING.
Fig. # 8090.1
VENT DAMPER POSITON INDICATOR
CAUTION: The boiler and its manual shut-off valve must
be disconnected from the gas supply during any pressure
testing of that system at test pressures in excess of
1/2 PSIG. Dissipate test pressure in the gas supply line
before reconnecting the boiler and its manual shut-off
valve to gas supply line. FAILURE TO FOLLOW THIS
PROCEDURE MAY DAMAGE THE GAS VALVE. OVER
PRESSURED GAS VALVES ARE NOT COVERED BY
WARRANTY. The boiler and its gas connections shall be
leak tested before placing the appliance in operation. Use
soapy water for leak test do NOT use open flame.
NOTE: Do not use teflon tape on gas line pipe thread.
A flexible sealant is recommended.
DAMPER OPEN DAMPER CLOSED
15
Damper Position
Indicator
GAS SUPPLY CONNECTIONS
Gas piping must have a sediment trap ahead of the
boiler gas controls, and a manual shut-off valve located
outside the heater jacket. All gas piping should be
tested after installation in accordance with local codes.
VENT DAMPER
NORMAL OPERATION SUMMARY
For safe, efficient operation, the vent damper and all flue product carrying areas of the appliance must be
checked annually, with particular attention given to deterioration from corrosion or other sources. Check vent
damper operation as follows:
Damper Position
Indicator
EFFIKAL ® RVGP
CONNECTION DIAGRAM FOR EFFIKAL ®
VENT DAMPER
PLUMBING