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CHOKE REPLACEMENT
(See
Fig 17)
1. Remove the pressure control cover and screws.
2. Remove the grounding screw
(312) and remove the
lead. Loosen the appropriate screw on the terminal
lead.
strip (336) and
discornect the yellow/green choke
3.
Use
the M8 wrench
to
remove the upper nut and
lockwasher
(337,
US)
on the outside of the
pressure control box.
4.
Remove the old choke (309) and install
a
new one in
the reverse order of disassembly.
Fig
17
VARISTOR
REPLACEMENT
(See
Figs 18
8
19)
WARNING
Relief Procedure
Warning on page 17 to reduce
the risk of
a
fluid injection injury, splashing in the
eyes
or on the skin, injury from moving parts, or
n
1.
'
2.
3.
4.
5.
Remove the control box screws and cover.
Remove the
two
screws
(A$).
the wiring
harnesses
(318, 319) and the old varistor from the
ONlOFF switch
(302).
Trim the leads on the new varistor
(339)
to 28.5 mm
(1-118 in.). Turn each lead outward to form
a
loop
that
is
large enough for the screws
(A,
8) to pass
through.
loop
of
the varistor leads on each screw and thread
Place
a
wiring harness on each screw, then place
a
the screws into the switch.
Wrap the varistor under the switch.
n
FRONTVIEW
SIDEVIEW
307
-
671
21