Hyster H10.00-12.00XM-12EC, Руководство по обслуживанию и ремонту

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1800 SRM 951 Parking Brake Caliper Repair
DISASSEMBLE
Disassemble caliper to remove and service as neces-
sary.
INSPECT
Inspect parts and bores for scratches. If there are
scratches or other damage, replace damaged parts.
Inspect rotor as shown in Figure 7.
1. MAXIMUM ROTOR WEAR 1.5 mm (0.06 in.)
2. MINIMUM ROTOR THICKNESS 11.0 mm
(0.43 in.)
3. ROTOR THICKNESS 13.0 mm (0.51 in.)
Figure 7. Inspect Rotor for Parking Brake
Caliper
INSTALL
NOTE:
Brake setting is required after mounting new
brake pads or brake disc, as well as during all repair
stages and in the event of insufficient braking per-
formance.
NOTE: All mounting and setting work must be car-
ried out on the brake when cold.
1. Remove cap.
2. Release lock nut and turn setscrew counterclock-
wise until ram comes to rest against face of pis-
ton.
3. Mount caliper to bracket and secure with bolts.
4. Mount pressure connection and apply the neces-
sary release pressure to brake until bank of disc
springs are completely pretensioned.
5. Adjust brakes.
ADJUST
NOTE: During this adjustment process, the parking
brake must be released and the disc springs preten-
sioned.
1. Put blocks in front and back of tires so the vehicle
cannot move.
2. Remove cap.
3. Release lock nut and turn setscrew clockwise un-
til brake pads touch brake disc.
4. Turn setscrew counterclockwise and set clear-
ance specified. See Table 1.
5. Hold setscrew in position and tighten lock nut.
6. Replace cap and tighten.
7. Bleed piston chamber using bleeder. See Fig-
ure 6.
8. Operate brake valve several times and check
braking efficiency of parking brake on a slope.
Table 1. Brake Pad Adjustment
Type
Adjustment Screw Clearance mm (in.) Revolutions
Minimum 0.5 mm (0.020 in.) 1/4
Rated Clearance 1.0 mm (0.039 in.) 1/2 Small M16 (size 8)
Maximum 1.5 mm (0.059 in.) 3/4
Minimum 1.0 mm (0.039 in.) 2/5
Rated Clearance 2.0 mm (0.079 in.) 4/5
Large M20 (size 10)
Maximum 3.0 mm (0.118 in.) 1-1/5
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