Workman MDX--D
Page 6 -- 40
Chassis
Brake Master Cylinder Service
Disassembly (Fig. 30)
1. Thoroughly clean outside of master cylinder before
disassembly.
2. Remove reservoir and flange seal. Push in on the
push rod so the stop pin can be removed.
3. Disconnect lower end of the dust cover from the
housing.
4. Push in on the push rod and remove circlip, then re-
move push rod with dust cover and clevis. Remove re-
tainer washer.
5. Remove primary piston assembly and secondary
piston assembly from cylinder housing.
Inspection
CAUTION
Use eye protection such as goggles when using
compressed air for master cylinder service.
1. Clean all metal parts with isopropyl alcohol, then
clean out and dry grooves and passageways with com-
pressed air. Make sure cylinder bore and component
pieces are thoroughly clean.
2. Check cylinder bore, pistons and springs for damage
or excessive wear. Replace brake cylinder assembly if
signs of pitting, scoring or cracks are evident in cylinder
bore.
Assembly (Fig. 30)
1. Apply a film of clean brake fluid to cylinder bore and
piston assemblies.
2. Install secondary piston assembly and primary pis-
ton assembly into cylinder.
3. Install retainer washer.
4. Install push rod and secure in place with circlip.
Install lower end of dust cover to housing.
5. Push in on push rod so stop pin can be installed to
retain secondary piston assembly, then install flange
seal and reservoir.
1. Reservoir
2. Flange seal
3. Stop pin
4. Secondary piston assy
5. Clevis
6. Jam nut
7. Dust cover
8. Push rod
9. Circlip
10. Retainer washer
11. Primary piston assy
12. Cylinder housing
Figure 30
12
1
2
3
4
5
6
7
8
9
10
11
Summary of Contents for Workman MDX-D
Page 2: ...Workman MDX D This page is intentionally blank...
Page 4: ...Workman MDX D This page is intentionally blank...
Page 12: ...0 09375 Workman MDX D Page 2 2 Product Records and Maintenance Equivalents and Conversions...
Page 20: ...Workman MDX D Page 3 4 Diesel Engine This page is intentionally blank...
Page 53: ...Workman MDX D Drive Train Page 4 19 This page is intentionally blank Drive Train...
Page 129: ...Workman MDX D Page 6 27 Chassis This page is intentionally blank Chassis...
Page 150: ...Workman MDX D Page 6 48 Chassis This page is intentionally blank...
Page 152: ...Page 7 2 Workman MDX D Electrical Drawings This page is intentionally blank...
Page 153: ...Page 7 3 Electrical Schematic Workman MDX D Relays are shown as de energized...
Page 154: ...Page 7 4 Glow Plug Circuits Power Current Control Current Indication Current...
Page 155: ...Page 7 5 Start Circuits Power Current Control Current Indication Current...
Page 156: ...Page 7 6 Run Circuits Power Current Control Current Indication Current...
Page 157: ...Page 7 7 This page is intentionally blank...
Page 158: ...Page 7 8 Main Electrical Harness Workman MDX D Wiring Drawing...
Page 160: ...Page 7 10 Engine Electrical Harness Workman MDX D BROWN BLACK FUSIBLE LINK RED BLUE WHITE BLUE...