Clean The Pcv Hoses And Fittings - Gm Models; Change Or Recondition The Engine Coolant - Gm Models - Genie GS-3384 Service Manual

Section 3 • Scheduled Maintenance Procedures
CHECKLIST C PROCEDURES
C-6
Clean the PCV Hoses and
Fittings - GM Models
Engine specifications require that
this procedure be performed every
800 hours or annually, whichever
comes first.
Periodic cleaning of the positive crankcase
ventilation (PCV) hoses is essential to good engine
performance. A malfunctioning PCV hose or fitting
can restrict crankcase ventilation and may cause
engine damage.
Perform this procedure with the
engine off.
1 Release the latches on the engine tray and fully
slide the engine tray out.
2 Insert a 6 inch / 15 cm screwdriver or rod into
the engine tray lock hole, located near the
engine tray roller wheels, to prevent the engine
tray from moving.
3 Remove and thoroughly clean the inside and
outside of the PCV hoses and fittings.
4 Install the hoses and fittings.
3 - 40
C-7
Change or Recondition the
Engine Coolant - GM Models
Engine specifications require that
this procedure be performed every
800 hours of operation.
Replacing or reconditioning the engine coolant is
essential to good engine performance and service
life. Old or dirty coolant may cause the engine to
perform poorly and continued use may cause
engine damage. Extremely dirty conditions may
require coolant to be changed more frequently.
Burn hazard. Beware of hot
engine parts and coolant. Contact
with hot engine parts
and/or coolant will cause severe
burns.
Perform this procedure with the
machine on a firm, level surface.
Perform this procedure with the
engine off.
1 Release the latches on the engine tray and fully
slide the engine tray out.
2 Insert a 6 inch / 15 cm screwdriver or rod into
the engine tray lock hole, located near the
engine tray roller wheels, to prevent the engine
tray from moving.
3 Slowly remove the radiator cap from the
radiator.
Bodily injury hazard. Allow any
pressure to dissipate gradually
before removing the radiator cap.
4 Open the drain valve on the radiator and allow
the coolant to drain into a suitable container.
See capacity specifications.
GS-3384
September 2005
REV C
Part No. 82259