SECTION IV
MAINTENANCE / SERVICE
(12) Remove hole plug (6) from side weldment (2).
(13) Using pin extractor, remove pivot pin (7) from
side weldment (2). Refer to Table 1-2 for special
tool.
(14) If removing R.H. seat cylinder, remove two
screws (1, Figure 4-25) and lower R.H. control
valve assembly (2) out of side weldment (3).
If removing L.H. seat cylinder, remove two
screws (A) and lower L.H. control valve assem-
bly (B) out of side weldment (C).
NOTE
Cut cable ties as necessary for the following step.
(15) If removing R.H. seat cylinder, tag and discon-
nect three hoses (4) from fittings (5).
If removing L.H. seat cylinder, tag and discon-
nect three hoses (D) from fittings (E).
NOTE
Because of tight fit, hoses may need to be pulled out
before seat cylinder.
(16) Pull seat cylinder (1, Figure 4-26) out of side
weldment (2).
(17) If removing R.H. seat cylinder, perform the
following steps:
a. Tag three hoses (3).
b. Cut cable tie securing three hoses (3)
together.
c. Remove three fitting connectors (4), fitting
seals (5) and hoses (3) from R.H. seat
cylinder (1).
(18) If removing L.H. seat cylinder, perform the
following steps:
a. Tag two hoses (A, Figure 4-26).
b. Cut cable ties securing hoses (A) together.
c. Remove two fitting connectors (B), fitting
seals (C), and hoses (A) from L.H. seat
cylinder (D).
d. Disconnect hose (E) from male connec-
tor (F).
e. Remove male connector (F) from L.H. seat
cylinder (D).
B. Installation
(1) If L.H. seat cylinder is being installed, perform
the following steps:
a. Install male connector (F, Figure 4-26) in
L.H. seat cylinder (D).
b. Connect hose (E) to male connector (F).
c. Coat o-rings of two fitting seals (C) and
fitting connectors (B) with oil.
d. Connect two hoses (A) to L.H. seat cylinder
(D) with two fitting seals (C) and fitting
connectors (B).
e. Secure hoses (A) together with a cable tie.
(2) If R.H. seat cylinder is being installed, perform
the following step:
a. Coat o-rings of three fitting seals (5) and
fitting connectors (4) with oil.
b. Connect three hoses (3, Figure 4-26) to R.H.
seat cylinder (1) with three fitting seals (5)
and fitting connectors (4).
c. Secure hoses (3) together with a cable tie.
(3) Position seat cylinder (1) in side weldment (2).
(4) If installing L.H. seat cylinder, connect three
hoses (D, Figure 4-25) to fittings (E).
If installing R.H. seat cylinder, connect three
hoses (4) to fittings (5).
(5) If installing L.H. seat cylinder, raise L.H. control
valve assembly (B) into side weldment (C) and
secure with two screws (A).
If installing R.H. seat cylinder, raise R.H. control
valve assembly (2) into side weldment (3) and
secure with two screws (1).
Page 4-23Printed in U.S.A.
© Schaerer Mayfield USA, Inc. 2004
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