Upright LX31 Service & Parts Manual

Section
4-30 LX 31/41 Work Platform
Maintenance
12 N
.
m
22 N
.
m
41 N
.
m
68 N
.
m
102 N
.
m
203 N
.
m
339 N
.
m
542 N
.
m
813 N
.
m
TORQUE
VALUE
THREAD
SIZE
1
/
4
5
/
16
3
/
8
7
/
16
1
/
2
5
/
8
3
/
4
7
/
8
1
ENGLISH METRIC
American National
Std.-UNC (course)
Grade 5
Table 4-3: Bolt Torque
110 In/Lbs
190 In/Lbs
30 Ft/Lbs
50 Ft/Lbs
75 Ft/Lbs
150 Ft/Lbs
250 Ft/Lbs
400 Ft/Lbs
600 Ft/Lbs
4.16 Torque Specifications
(Table 4-3,4)
FASTENERS
Use the following values to torque fasteners used on
UpRight Work Platforms unless a specific torque value is
called out for the part being installed.
WIDTH
ACROSS
FLATS
7
/
16
1
/
2
9
/
16
5
/
8
3
/
4
1
5
/
16
1
1
/
8
1
15
/
16
1
1
/
2
HYDRAULIC COMPONENTS
Use the following values to torque hydraulic compo-
nents used on UpRight Work Platforms.
Note: Always lubricate threads with clean hydraulic
oil prior to installation.
Table 4-4: Hydraulic Component Torque
FITTINGS
(Ft/Lbs Nm)
N/A N/A
10-20 14-27
25-30 34-41
35-40 47-54
85-90 115-122
130-140 176-190
HOSES
(In/Lbs Nm)
135-145 15-16
215-245 24-28
430-470 49-53
680-750 77-85
950-1050 107-131
1300-1368 147-155
CARTRIDGE
POPPET
(Ft/Lbs Nm)
N/A N/A
N/A N/A
25-30 34-41
35-40 47-54
85-90 115-122
130-140 176-190
TYPE:
SAE PART
SERIES
#4
#6
#8
#10
#12
#16
Coil nuts: 30 IN/Lbs (3 Nm)
Figure 4-33: Diesel Engine Air Filter
Filter Element
Canister
Wing Bolt
DIESEL ENGINE
Air Filter Element (Figure 4-32)
1. Remove the wingbolt from the filter canister.
2. Remove and replace the filter element.
3. Replace the wingbolt, tighten.
Fuel Filter (Figure 4-34)
1. Provide a suitable container to catch spilled fuel,
place under the fuel filter assembly.
2. Use a filter wrench to unscrew the fuel filter.
3. Remove and replace the filter.
4. Loosen the bleeder screw on the injector pump.
5. Operate the lift pump hand lever to pump fuel
through the filter and up to the injector pump.
Continue to pump until all of the air is bled from the
system.
6. Tighten the bleeder screw.
Figure 4-34: Diesel Engine Fuel Filter
Bleeder Screw
Fuel Filter
Lift Pump
Hand Lever
4.16

Upright LX31 Specifications

General

Brand	Upright
Model	LX31
Category	Lifting Systems
Language	English