SunStar SPS SERIES - GAS, ELECTRICAL, AND VENTING REQUIREMENTS; GAS CONNECTIONS AND PRESSURE TESTING

Form 43343320
Aug 2012 -31-
14.0) INSTRUCTIONS FOR PRESSURE TEST GAUGE CONNECTION
SIDE VIEW
43269050 Rev. A 03/08
DANGER
Failure to do so may result in death,
serious injury or property damage
FIRE HAZARD
This access panel must be closed
tightly with all the necessary screws
during operation.
Never operate the heater with the
access panel open or removed.
Failure to do so may result in death, serious injury or property
damage.
The access doors on either side of the burner must
be securely fastened before operating the heater.
The access panels must be closed tightly with all the necessary
screws during operation.
Never operate the heater with the access panel open or removed.
SUPPLY PRESSURE
SUPPLY PRESSURESUPPLY PRESSURE
SUPPLY PRESSURE
1. The installer will provide a 1/8” N.P.T. tapped plug, accessible for test gauge connection immediately
upstream of the gas supply connection to the heater.
MANIFOLD PRESSURE
MANIFOLD PRESSURE MANIFOLD PRESSURE
MANIFOLD PRESSURE –
––
– COMBINATION GAS VALVE IS FACTORY SET
COMBINATION GAS VALVE IS FACTORY SETCOMBINATION GAS VALVE IS FACTORY SET
COMBINATION GAS VALVE IS FACTORY SET
1. Turn the gas valve to the “OFF” position. Remove the 1/8” plug from the combination gas valve at the
Outlet Pressure T
Outlet Pressure TOutlet Pressure T
Outlet Pressure Tap
apap
ap shown below and connect a 1/8” nipple to the tapped hole. Connect the test gauge to
the nipple. Turn on the gas supply.
2. With the main burner operating, check the burner manifold pressure using a water column manometer.
Gauges that measure pressure in pounds per square inch are not accurate enough to measure or set the
manifold pressure. All measurements MUST
MUST MUST
MUST BE
BEBE
BE made when this heater and all other gas burning equipment
that is connected to the gas supply system are operating at maximum capacity.
3. The combination gas valve is factory set and should not require adjustment.
The combination gas valve is factory set and should not require adjustment.The combination gas valve is factory set and should not require adjustment.
The combination gas valve is factory set and should not require adjustment. If full rate adjustment is
required, remove the cover screw. Using a small screwdriver, turn the adjustment screw clockwise  to
increase or counterclockwise  to decrease the gas pressure to the burner. Replace the cover screw. NOTE:
NOTE: NOTE:
NOTE:
The step opening pressure of this gas valve is not adjustab
The step opening pressure of this gas valve is not adjustabThe step opening pressure of this gas valve is not adjustab
The step opening pressure of this gas valve is not adjustable.
le.le.
le.