Rheem Raypak X94 SR-410 - 7 Owners Operating Instructions; Start-Up Procedures

37
7. OWNER’S OPERATING
INSTRUCTIONS
FOR YOUR SAFETY - READ BEFORE OPERATING
A
WARNING: IF YOU DO NOT FOLLOW THESE
INSTRUCTIONS EXACTLY, A FIRE OR EXPLOSION MAY
RESULT, CAUSING PROPERTY DAMAGE, PERSONAL
INJURY OR LOSS OF LIFE.

Your pool/spa heater has been designed for years of
safe and reliable pool/spa water heating. It is available
with electronic ignition. This manual provides installation,
operation, maintenance, and service information for these
heaters.
F10316

is straightforward. The upper front panel of the heater
contains the control center that allows you to turn the heater
  󰀨        
temperature settings for the pool or spa. The temperature
         

󰀨


Start-Up Procedures
 Clean air louvers of dust, lint and debris.
 
flammable liquids and chemicals.
 Remove the top panel by removing the two screws at
the rear of the heater and the knurled screw above
the control panel. Lift the top panel off and set it
aside. Visually verify that the filter box intake is not
obstructed and that the filter is clean.
        
operation. Ensure that the system is filled with water
and the pump is operating. Double check for any
water leaks.
 Purge air from the gas line. Insufficient purging may
keep the heater from lighting on the first try.
 Double check gas connections, make sure no leaks

 Double check incoming electrical power, verify
      
heater.
8. If installed indoors, make sure flue gases are vented
properly, and that combustion and makeup air
openings are adequate and clear of obstruction.
 Verify that the fuel type of the unit matches the supply
gas.
 Locate and turn the manual gas valve ON.
 Locate the plugged bleedle valve on the pipe
downstream of the gas valve.
 Remove the bleedle plug and connect a manometer

CAUTION: The X94 manifold and blower suction
pressures measured at this point are negative, and can
           
at full speed and the gas valve is closed. Verify that
manometers are rated appropriately and set up to take
measurements of this magnitude.
 Locate and flip the display lid upwards.
 Turn the heater on, by pressing the ON/OFF toggle
switch on the front display.
 Set the mode to either SPA or POOL. For installations
utilizing the Raypak Expanded Function Board refer
       

and auxiliary functions prior to firing the heater.
 If the set point is higher than the current temperature,
the heater will begin its startup sequence.
 The ignition control will verify that the blower relay
is open before starting the blower. Once proven
open, the blower will be powered to start the ignition
sequence.
 
period will begin to purge the combustion chamber.
 
to spark just prior to the gas valve opening. The gas
          
flame is proven, the heater will operate to meet heat
demand.
          
purge period and then retry the ignition cycle or lockout,

 Once gas is flowing, the manometer reading will
          
         

        
valve manifold pressure if the reading is not within
tolerance.
APPROVED
UNCONTROLLED DOCUMENT IF PRINTED