GMI GT series - Page 111

13-9
OPERATOR MAINTENANCEUSER HANDBOOK
9) Before attaching the lter adaptor to the lter housing,
check the O-ring shown in Fig. 13.4 for signs of damage. If
damaged, it must be replaced with a new O-ring (Part No.
12737).
10) Attach lter adaptor to lter housing, in a clockwise direction,
then tighten to secure. See Fig. 13.4.
Note: Care must be taken not to overtighten the adaptor.
11) Before attaching the lter housing to the lter bulb, check the
washer for signs of damage. If damaged, it must be replaced
with a new washer (Part No.12379).
12) Hold the hydrophobic lter bulb then attach chemical lter
to hydrophobic lter bulb by turning in a clockwise direction
until secure. See Fig. 13.3.
Note: Care must be taken not to overtighten the chemical
lter.
13) Attach probe adaptor to chemical filter, in a clockwise
direction, then tighten to secure. See Fig. 13.3.
Note: Care must be taken not to overtighten the probe
adaptor.
14) Attach the lter holder complete with new dust lter then
perform leak check, as detailed in section 13.2.1 paragraphs
3 to 6.