9. Install the new P.C. valve. Moisten the O-ring seal with hydraulic fluid to ensure a tight seal.
10. Tighten the valve by hand. Using a 13/16” combination wrench, add an additional 1/8” - 1/4” turn.
11. Pump the jack to the highest height. Apply weight to the product and make sure that the jack holds. Verify there are no
hydraulic leaks.
12. Adjust the jack descent rate. See
Constant flow jack descent rate adjustment, hydraulic base
13. Remove the bungee cords and replace the base hood.
14. Verify proper operation before you return the product to service.
P
Pu
um
mp
p p
pe
ed
da
all rre
ep
plla
acce
em
me
en
ntt,, h
hyyd
drra
au
ulliicc b
ba
asse
e
T
To
oo
ollss rre
eq
qu
uiirre
ed
d::
•
3/16” punch
•
Hammer
P
Prro
occe
ed
du
urre
e::
1. Raise the litter and the rails to the highest position.
2. Using a 3/16” punch and hammer, remove the spring pin (A) that secures the pump pedal to the pedal rod (Figure 14).
Save the spring pin.
HEAD
FOOT
A
B
F
Fiig
gu
urre
e 1
14
4 –– P
Pu
um
mp
p p
pe
ed
da
all rre
ep
plla
acce
em
me
en
ntt
3. Remove the pump pedal from the pedal rod. If necessary, tap the pump pedal with a hammer to ease removal. Discard
the pump pedal.
4. Align the holes on the new pump pedal and the pedal rod. Fit the pump pedal on the pedal rod.
5. Using a hammer, drive the spring pin in until it is flush with the top of the pedal.
6. Verify proper operation before you return the product to service.
U
Un
nii--llo
ow
we
err p
pe
ed
da
all rre
ep
plla
acce
em
me
en
ntt,, h
hyyd
drra
au
ulliicc b
ba
asse
e
T
To
oo
ollss rre
eq
qu
uiirre
ed
d::
•
Drill with 3/16” drill bit
•
Floor jack
•
Pop rivet tool
EN
26
1900-009-002 Rev AA.6