85-03-01205
ML-SERIES FIREPLACE
Page
57
11.
Shut off the gas supply to the valve and shut down the electric supply.
Note:
Be careful when removing or tightening the screw on the back of the pressure regulator. The screw location is difficult to
access, and care must be taken to ensure a proper seal when tightened.
W A RNING: Failur e to position the par ts in ac c or danc e with
the se diagr ams or failu r e to use only par ts spe c ific al ly
appr ove d with this applianc e may r e sult in pr ope r ty
damage or pe r sonal injur y.
1.
See Figure 3-12-1: 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.
2.
See Figure 3-12-Figure 2: Ensure the rubber gasket (D) is properly
positioned. The rubber gasket is pre-fitted as part of assembly (E).
3.
See Figure 3-12-Figures 3 and Figure 3-12-4: 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 3-12-5).
4.
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.
5.
Install the enclosed identification label (G) to the valve body where
is can be easily seen.
W ar ning: Installation should be c ar r ie d out in a c le an
e nvir onme nt.
W ar ning: This modulating c onve r sion kit must only be
applie d as par t of a c onve r sion kit su pplie d by the fir e plac e
manufac tur e r for spe c ific fir e plac e and type of gas be ing
c onve r te d.
W ar ning: Cor r e c t ope r ation of the syste m c annot be
guar ante e d if the c onve r sion kit or value have be e n
dr oppe d or sustaine d str ong impac t.
