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9-2
BL-D40-0515 - 01-27-2019
CAUTION:
Hydraulic oil can damage parts. Wipe off
any oil immediately. Provide a container
under the line or fitting before discon-
necting.
4.
and remove leaking line or fit-
ting and replace it with a new line or fitting. Check
level of hydraulic oil. With lift carriage fully low-
ered, fill reservoir with hydraulic oil to 1 inch below
opening. Use hydraulic oil listed in
5.
Turn on key switch and emergency disconnect.
6.
Operate the lift and lower buttons to refill the
cylinder and lines with hydraulic oil.
7.
Check level of hydraulic oil. Hydraulic oil must be
1 inch below opening. If required, add hydraulic
oil to bring to proper level. Use hydraulic oil listed
in
8.
Install the compartment covers as described in
paragraph
9-2. HYDRAULIC AND ELECTRICAL ASSEMBLY
REMOVAL
The hydraulic system and electrical system can be
removed as an assembly to provide additional clear-
ance for various maintenance procedures.
WARNING:
When forks are raised, pressure exists in
the hydraulic system lines and fittings. To
ensure release of pressure, forks must
be fully lowered and the batteries discon-
nected before performing any mainte-
nance on the hydraulic system.
9-2.1. Removal
1.
Lower forks fully.
2.
Turn off key switch and emergency disconnect.
3.
Remove the compartment covers as described in
paragraph
4.
Disconnect hose from pump and motor assembly.
5.
Tag and disconnect all harnesses and cables from
electrical components on board.
6.
Support board and remove four screws , four lock
washers and four flat washers.
7.
Remove board.
9-2.2. Installation
1.
Position board on frame and secure with four
screws, four lock washers and four flat washers.
2.
Reconnect hose to pump and motor assembly.
3.
Reconnect all harnesses and cables to electrical
components on board.
4.
Turn on key switch and emergency disconnect.
5.
Install the compartment covers as described in
paragraph
9-3. HYDRAULIC PUMP, MOTOR, AND RESER-
VOIR ASSY
The hydraulic pump/motor assembly can be disas-
sembled and repaired. However, a defective pump,
valve or motor requires replacement of that compo-
nent.
WARNING:
When forks are raised, pressure exists in
the hydraulic system lines and fittings. To
ensure release of pressure, forks must
be fully lowered and the batteries discon-
nected before performing any mainte-
nance on the hydraulic system.
9-3.1. Removal
1.
Lower forks fully.
2.
Turn off key switch and emergency disconnect.
3.
Remove the hydraulic and electrical assembly as
described in paragraph
NOTE:
The reservoir will be filled with hydraulic oil.
Place a container under the pump assembly
to catch any hydraulic oil.
4.
Remove two screws, lock washers and flat wash-
ers and remove pump and motor.
9-3.2. Disassembly and Reassembly
1.
Remove the hydraulic pump/motor assembly as
described in paragraph
2.
Refer to
for disassembly and reassem-
bly.
Summary of Contents for D40
Page 9: ...BL D40 0515 01 27 2019 2 3 Figure 2 1 Sample of Operator Check List R6479 ...
Page 12: ...2 6 BL D40 0515 01 27 2019 NOTES ...
Page 34: ...4 16 BL D40 0515 01 27 2019 NOTES ...
Page 42: ...5 8 BL D40 0515 01 27 2019 ...
Page 47: ...BL D40 0515 01 27 2019 7 3 Figure 7 2 Transmission Motor Brake Mounting DK_0006 ...
Page 48: ...7 4 BL D40 0515 01 27 2019 ...
Page 53: ...BL D40 0515 01 27 2019 9 3 Figure 9 2 Pump Motor Assy DK_0015 ...
Page 55: ...BL D40 0515 01 27 2019 9 5 Figure 9 3 Lift Cylinder DK_0016 ...
Page 56: ...9 6 BL D40 0515 01 27 2019 NOTES ...
Page 59: ...BL D40 0515 01 27 2019 10 3 Figure 10 1 Electrical Components Sheet 1 DK_0019 ...
Page 61: ...BL D40 0515 01 27 2019 10 5 Figure 10 2 Electrical Components Sheet 2 DK_0020 ...
Page 64: ...10 8 BL D40 0515 01 27 2019 NOTES ...
Page 65: ...BL D40 0515 01 27 2019 11 1 SECTION 11 OPTIONAL EQUIPMENT ...
Page 66: ...11 2 BL D40 0515 01 27 2019 NOTES ...
Page 68: ...12 2 BL D40 0515 01 27 2019 Figure 12 1 Steering Arm DK_0001 ...
Page 70: ...12 4 BL D40 0515 01 27 2019 Figure 12 2 Steering Arm Freezer DK_0029 ...
Page 76: ...12 10 BL D40 0515 01 27 2019 Figure 12 5 Cap Assembly DK_0003 ...
Page 78: ...12 12 BL D40 0515 01 27 2019 Figure 12 5 Control Head Freezer DK_0027 ...
Page 82: ...12 16 BL D40 0515 01 27 2019 Figure 12 7 Transmission Motor Brake Mounting DK_0006 ...
Page 94: ...12 28 BL D40 0515 01 27 2019 Figure 12 13 Load Backrest DK_0009 ...
Page 96: ...12 30 BL D40 0515 01 27 2019 Figure 12 14 Frame DK_0010 ...
Page 98: ...12 32 BL D40 0515 01 27 2019 Figure 12 15 Frame continued DK_0010 ...
Page 100: ...12 34 BL D40 0515 01 27 2019 Figure 12 16 Lift Link Assembly DK_0011 ...
Page 102: ...12 36 BL D40 0515 01 27 2019 Figure 12 17 Load Wheel DK_0012 ...
Page 104: ...12 38 BL D40 0515 01 27 2019 Figure 12 18 Caster DK_0013 ...
Page 106: ...12 40 BL D40 0515 01 27 2019 Figure 12 19 Hydraulic System DK_0014 ...
Page 108: ...12 42 BL D40 0515 01 27 2019 Figure 12 20 Pump Motor Assy DK_0015 ...
Page 110: ...12 44 BL D40 0515 01 27 2019 DK_0016 ...
Page 112: ...12 46 BL D40 0515 01 27 2019 Figure 12 22 Electrical System DK_0017 ...
Page 114: ...12 48 BL D40 0515 01 27 2019 Figure 12 23 Drive Motor Assembly DK_0018 ...
Page 116: ...12 50 BL D40 0515 01 27 2019 Figure 12 24 Electrical Components Sheet 1 DK_0019 ...
Page 118: ...12 52 BL D40 0515 01 27 2019 Figure 12 24Electrical Components Sheet 1 Continued DK_0019 ...
Page 120: ...12 54 BL D40 0515 01 27 2019 Figure 12 25 Electrical Components Sheet 2 DK_0020 ...
Page 122: ...12 56 BL D40 0515 01 27 2019 Figure 12 25 Electrical Components Sheet 2 Continued DK_0020 ...
Page 124: ...12 58 BL D40 0515 01 27 2019 Figure 12 25 Electrical Components Freezer DK_0030 ...
Page 126: ...12 60 BL D40 0515 01 27 2019 Figure 12 26 Wiring Harness DK_0021 ...
Page 128: ...12 62 BL D40 0515 01 27 2019 Figure 12 27 Wiring Harness Freezer DK_0031 ...
Page 130: ...12 64 BL D40 0515 01 27 2019 Figure 12 28 Wiring Cables DK_0022 ...
Page 132: ...Big Lift LLC ...