Raypak NH - Manual (Page 12)

INDOOR INSTALLATIONS
MODEL 133
Step 1. Shut-off main electrical power switch to heater.
Step 2. Turn heater manual switch, located in upper control panel, to the "OFF" position.
Step 3. Shut-off gas supply and water supply to the heater.
Step 4. Mount drafthood on heater and attach with the 8 sheet metal screws provided. Drafthood
should be positioned with the vent sensor located on the front left side as shown.
Step 5. Remove plastic plug from left side of heater jacket and install the plastic grommet provided.
Step 6. Route flue sensor wire harness through the grommet installed in Step 5.
Fig. #8946
Step 7. Remove door and locate wire from roll out sensor to High Limit with the male/female connector.
Fig. #8947
Step 8. Disconnect male/female connector and attach to the 2 wires from drafthood vent sensor harness.
12
BEFORE
INSTALLATION
OF DRAFTHOOD
AFTER
INSTALLATION
OF DRAFTHOOD