35
FV42
85-03-01068
16.
Figure 1:
Using a Torx T20 (supplied) or slotted screwdriver, remove and discard the two pressure-
regulator mounting screws
(A);
pressure-regulator tower
(B);
and the spring and diaphragm assembly
(C),
if applicable.
17.
Figure 2:
Ensure the rubber gasket
(D)
is properly positioned. The rubber gasket is prefitted as part of
assembly
(E).
18.
Figures 3 and 4:
Install the new stepper motor pressure regulator assemble. Use the provided screws
(F),
M4 x 0.7 threaded; length of thread L=(16mm + 0 – 0.5mm), steel material, resistance class 8.8
(Figure
5).
19. Manually thread the two conversion kit mounting
screws into the valve body. Use a standard
screwdriver or T20 Torx bit and tighten to the
screws with a fixing torque of 25lb-in, plus or
minus 5.
Note: If the threads of the value are stripped or
damaged, replace the valve.
20. Install the enclosed identification label
(G)
to the
valve body where is can be easily seen.
21. Make stepper motor and valve electrical
connections. Apply gas to the system. Relight the
fireplace according to Mendota instructions.
22. With the main burner on, test the new pressure
regulator assembly for leaks using a soap solution.
It is recommended that all gas-plumbing joints,
factory-installed and field-installed, are checked
for leaks.
23. Relight the main burner and verify proper burner
ignition and operation. Refer to LP gas pressure
requirements in this manual for pressure rates.
Warning
: Installation should be carried out in a clean
environment.
Warning:
This modulating conversion kit must only be
applied as part of a conversion kit supplied by the
fireplace manufacturer for specific fireplace and type
of gas being converted.
Warning:
Correct operation of the system cannot be
guaranteed if the conversion kit or value have been
dropped or sustained strong impact.
Note: These instructions must be left with the fireplace.
f i r e - p a r t s . c o m
