Raypak 337A Swimming Pool Heater User Manual


 
10
PART TWO
INSTALLATION AND SERVICE INSTRUCTIONS
SECTION 1 - RECEIVING EQUIPMENT
The manufacturer recommends that this manual be reviewed thoroughly before installing your pool/spa heater.
If there are any questions that this manual does not answer, please contact the factory or your local represen-
tative.
On receipt of your equipment it is suggested that you visually check for external damage to the carton. If the
carton is damaged, a note should be made on the Bill of Lading when signing for the equipment. Remove the
heater from the carton. If it is damaged, report the damage to the carrier immediately. Save the carton.
These items are shipped inside a box in the carton with the heater:
STANDARD UNIT (POLYMER HEADERS) ASME UNIT (CAST IRON HEADERS)
1. "Pagoda" top 1. "Pagoda" top
2. 2" CPVC union with "O" rings (2) 2. In/Out flanges (2)
3. Plastic pipe finish flange for gas line 3. 1-1/2" flange gaskets (2)
4. Bonding lug with mounting screw 4. 2" flange gaskets (2)
(Digital models only) 5. Flange bolts (4)
6. Pressure relief valve
7. 2" CPVC adapters (2)
8. Plastic pipe finish flange for gas line.
9. Bonding lug with mounting screw.
(Digital models only)
Be sure that you receive the number of packages indicated on the Bill of Lading.
When ordering parts, you must specify the model and serial numbers of the heater. See below for location of
serial number. When ordering under warranty conditions, you must also specify date of installation.
MODEL & SERIAL NO.
LOCATED ON
RATING PLATE
(ALTERNATE
LOCATION)
Serial No.
LABEL ON CARTON