Section XIV. MAINTENANCE OF HYDRAULIC CONTROL BOX

Figure 2-13. Maintenance and Routing of Hydraulic Lines

TM-5-3895-371-24P Melter Asphalt Skid Mounted Hot Oil Circulating 750 GPH Chausse Model STMD-3000A Manual
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TM 5-3895-371-24 & P Section XIV. MAINTENANCE OF HYDRAULIC CONTROL BOX 2-18. Hydraulic Control Box. a. Disassembly. (Refer to fig. 2-14.) (1) Remove two capscrews (44) and lockwashers (40) from bottom of cover (8) and dis- place as far as attaching wires permit. (2) As you disconnect each wire, mark with the call out number referenced. (3) Remove five hex nuts (16) on faceplate (9) and pull five toggle switches loose. (4) Loosen screws for purple wire (20), red wire (19) and red/white wire (18); remove wires and toggle switch (17) for "TURN UP" control. (5) Loosen screws for blue wire (25), black wire (23), and red wires (19) and (24); remove wires and toggle switch (22) for “SHIFT” control. (6) Loosen screws for white wire (27), red wire (30), and black wires (29) and (31); remove wires and toggle switch (26) for “ON-0FF”control. (7) Loosen screws for orange wire (33), and red wires (30) and (32); remove wires and toggle switch (34) for “Bitumeter wheel” “UP DOWN” control. (8) Loosen screws for black wire (7) and red wires (36) and (5); remove wires and toggle switch (6) for “MATERIAL LOW LEVEL ON OFF” control. (9) Remove bolt (1) and two lock nuts (4) from wire clip and flasher assembly (2) and black ground wire (3). Remove other end by removing capscrew and nut (43). (10) Cut flasher wire (37) at connector and remove flasher unit. (11) Unscrew fuse connector (28) to remove and check fuse. (12) Pull out bulb connections (12) and (14) from two indicator lamps (11); inspect bulbs. If it is necessary/ to replace two indicator lamps (11) unscrew and remove two hex nuts and washers (35). (13) If new toggle switches are to be installed, remove spacer (21) and install on new switch. b. Removal. (Refer to fig. 2-14.) (7) Remove wire (42) from box (47) by cutting wire at crimp connector, if not already done; pull wire (42) thru box (47) at bottom. (2) Remove harness clamp (46) and pull wire harness (45) thru bottom of box (47). (3) Remove two each bolt (41), lockwasher (40), and nut (39) from box (47) and support plate (38); box is now removed from vehicle. c. Installation. (1) Set box (47) in position, aline mounting holes, and install to support plate (38) with two each bolts (41), lockwashers (40) and nuts (39). 2-39

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