6
Slider Removal, Installation and Adjustment
23
Meritor
Maintenance Manual 14R (Revised 12-18)
Figure 6.2
14. If the slider pins do not extend through the rail holes, apply the
brakes. Slide the trailer until the pins align with and extend
through the rail holes.
15. Align the axles. Refer to Section 4.
16. Attach the slider suspension positioning warning label, part
number TP-0696, and the torque specification warning label,
part number TP-97126, to the trailer. Figure 6.3. To obtain the
labels, contact the Meritor OnTrac™ Customer Call Center at
866-668-7221.
17. Check the trailer ride height. Adjust as necessary. Refer to
Section 4. Verify that the overall trailer height does not exceed
the local legal limit.
Figure 6.3
Figure 6.2
HOLD DOWN
CLIP
BODY RAIL
4002679a
Figure 6.3
400
6
722
b
SLIDING SUSPENSION POSITIONING WARNING LABEL
TORQUE SPECIFICATION WARNING LABEL
This trailer is equipped with a sliding suspension that must be securely locked prior to operation. The sliding suspension is locked when the main body of each lock pin extends through the holes in the rails. Before pulling the trailer, carefully
inspect the sliding suspension to ensure that it is correctly positioned and the main body of each lock pin extends through the holes in the rails. Apply trailer brakes and gently rock the trailer backward and forward to ensure that the sliding
suspension is secure. For further information, refer to Maintenance Manual 14S and Maintenance Manual 14R; or call the OnTrac Customer Service Center at 866-OnTrac1 (668-7221).
04-11
Repositioning Procedure for a Sliding Suspension with Push-Button Actuation
WARNING
TP-0696/2297E8637
TO CORRECTLY REPOSITION THE SLIDING SUSPENSION
1. Set both tractor and trailer brakes. Remove the locator stop bar (if the option is available) from behind the slider. Move it to the desired location.
2. Release the lock pins by pushing the control valve knob IN. The trailer brakes must be set to activate the control valve.
3. Release the tractor brakes.
Carefully
drive forward or backward until the sliding suspension is at the desired location.
Do not exceed 3 mph.
4. Pull the control valve knob OUT to reset the lock pins. Check that the suspension is locked securely. The main body of each lock pin must extend
through the holes in the rails.
5. Immediately lock the locator stop bar in both body rails located directly behind the slider.
6. With the trailer brakes applied, gently rock the trailer backward and forward to ensure that the sliding suspension is locked correctly. Check that
each lock pin is fully-extended through the hole in the trailer body rails.
7. Follow step 6 at
each stop
before you operate the vehicle and pull the trailer.
This trailer is equipped with a sliding suspension. Before you
operate the vehicle, lock the sliding suspension securely and
position it correctly. Loss of vehicle control, serious personal injury
and damage to components can result when the sliding suspension
is not locked securely and positioned correctly.
Lb-Ft
N•m
Upper Control Arm
(All Pivot Connections)
450-500
611-678
Lower Control Arm
(All Pivot Connections)
450-500
611-678
Lower Control Arm
(Adjustable Clamp Bolt)
160-170 Dry
217-231 Dry
Upper Air Spring Nut (3/4-16 NF)
45-50
60-70
Upper Air Spring Nut (1/2-13 NC)
20-25
30-35
Lb-Ft
N•m
Lower Air Spring Nut
30-35
41-47
Shock Absorber — Upper and Lower
225-275
305-375
Height Control Linkage —
Upper and Lower
5
7
Height Control Valve Mounting Bolt
5
7
Slider Hold Down Clip
(Sliding Tandem Model Specific)
85 Dry
115 Dry
Refer to Maintenance Manual 14, Trailer Axles, for brake and
wheel-end torque values.
WARNING
TP-97126/2297F8638
01-17
Parallelogram Series Torque Specifications
Check fastener torque values, tighten loose fasteners and replace damaged
fasteners. Loose, damaged or missing fasteners can cause loss of vehicle
control, serious personal injury and damage to components.
Check fastener torque values after 1,000 miles (1600 kilometers) and
annually thereafter. Retighten loose fasteners. Replace damaged fasteners
to maintain correct torque values and comply with warranty requirements.
Refer to Maintenance Manual 14S, Maintenance Manual 14L and
Maintenance Manual 14R for further information; or call the OnTrac
Customer Service Center at 866-OnTrac1 (668-7221).