Hydraulic Manual Release Valve Replacement - Stryker Power-PRO IT Manual De Uso Y Mantenimiento

HYDRAULIC MANUAL RELEASE VALVE REPLACEMENT

Tools Required:
• T27 Torx Driver
• 7/16" Combination Wrench
• 1/8" Hex Wrench
• 7/8" Hex Wrench
• (2) Saw Horse
Procedure:
1. Raise the cot to the full upright position.
2. Using two saw horses, support the litter and activate the manual release handle to relieve any hydraulic oil
pressure.
3. Using a T27 Torx driver, remove the two button head cap screws (A) that secure the manual release cable bracket
to the bottom of the hydraulic subassembly (Figure 56).
4. Using a 1/8" hex wrench, place the hex wrench through the stem at the groove in the valve body to hold the valve
stem in position.
5. Using a 7/16" combination wrench, remove the Nylock hex nut (B) from each of the valve stems (Figure 56).
6. Using a 7/8" combination wrench, remove the valve (C or D) to be replaced (Figure 57).
7. Reverse steps to reinstall.
8. Check functionality by running the cot up and down several times. If necessary, add hydraulic oil. See "Filling the
Hydraulics Assembly Reservoir" on
9. Verify proper operation of the unit before returning it to service.
Figure 56
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Service Information
page 1-81.
B
A
6516-109-005 REV B
C
D
Figure 57
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