Pressure
Regulator
Housing
Pressure
Regulator
Adjusting
Screw
Spring
Cap
O Ring
ROBERTS
-
GORDON
f.
Replace the regulator spring: Using a straight slot screwdriver,
remove the cap from the regulator adjusting screw,
remove the screw and remove and replace the spring. Refer to
Page 9, Figure 6.
NOTE:
Silver spring for Natural, red spring for Propane.
Refer to
Pages 3 and 4, Fuel Conversion Kits Configurations.
Replace the adjusting screw and turn down approximately 1/2".
Adjust the regulator:
a. Using a 3/16" hex key, remove the plug at the regulator outlet and
install a test tap and hose. Connect the hose to a liquid filled
manometer. Refer to
Page 10, Figure 7.
b. Turn on gas and power, turn up thermostat.
c. When unit comes on; adjust the regulator by turning the adjusting
screw to set the pressure to:
Natural: 3.5" w.c. (inches water column); Propane: 10.5" w.c.
d. Secure power and gas.
e. Remove tap and replace plug and adjusting screw.
Step 4
Fuel Conversion Instructions
FIGURE 6. Pressure Regulator
9
WARNING
Bolts must be torqued to 120 in/lbs as stated below to secure
transition tube to burner.
Transition tube will separate from burner if not torqued properly.
Failure to follow these instructions will result in death, injury
or property damage.
g. If the burner is removed, re-install the gasket and the burner on the
transition tube by inserting lockwashers and bolts, torque to 120
in/lbs. Reconnect outside air, gas and electrical supplies. For proper
installation procedures, see Venting, Gas Piping and Electrical
Sections of the GORDONRAY
®
BH Installation, Operation and
Service Manual (P/N 170101NA) included in this Conversion Kit.
