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XL-AS20016BM-en-US Rev A · 2015-05-28 · Amendments and Errors Reserved · © SAF-HOLLAND, Inc., SAF-HOLLAND, HOLLAND, SAF,  

and logos are trademarks of SAF-HOLLAND S.A., SAF-HOLLAND GmbH, and SAF-HOLLAND, Inc.

Introduction

This manual provides information necessary for the installation and 
operation of the SAF-HOLLAND

®

 CBX trailer air suspension 

and slider system with Auto-PosiLift

 and is designed to 

automatically raise and/or lower the front axle for trailer  
load requirements.

NOTE:

  The CBX slider suspension includes premium 5.75" 

diameter axles.

NOTE:

  For axle end/brake components replacement, contact  

SAF-HOLLAND

®

 Customer Service at 888-396-6501.

This suspension uses air drawn from the tractor air system 
to pressurize the air springs. The height control valve (HCV) 
regulates the air pressure required for varying loads while 
maintaining the design ride height. This suspension can 
provide a cushioned ride throughout the load range, from 
empty to fully loaded.

The suspension also provides excellent side-to-side and  
axle-to-axle loading which helps equalize and control braking.

Warranty

Refer to the complete warranty for the country in which  
the product will be used. A copy of the written warranty  
is included with the fifth wheel and can also be found on  
the SAF-HOLLAND

®

 website at www.safholland.com.

Contents Page

Introduction ......................................................................... 2
Warranty .............................................................................. 2
Notes, Cautions, and Warnings ............................................. 2
Section 1 – General Safety Instructions ................................ 3
Section 2 – Standard Decal Requirements ............................ 4
Section 3 –  CBX Slider Suspension with  

Auto-PosiLift

 Model Identification  ................... 6

Section 4 – Welding Standards ............................................. 7
Section 5 – Standard Air Control System Installation ............ 8 

Contents Page

Section 6 – Slider Assembly Installation ............................... 9
Section 7 – SwingAlign

 Axle Alignment ............................ 10

Section 8 – Brake Adjustment Instructions .......................... 11
Section 9 – Pre-Operation Information ............................... 12
Section 10 – Slider Repositioning Instructions .................... 13
Section 11 – Auto-PosiLift

 Air Lift System ......................... 15

Section 12 – PosiLok

 Anti-Dock Walk ............................... 16

Section 13 – Maintenance and Service Schedule................. 17
Section 14 – Torque Specifications ..................................... 18

Content

Notes, Cautions, and Warnings

Before starting any work on the unit, read and understand all 
the safety procedures presented in this manual. This manual 
contains the terms “NOTE”, “IMPORTANT”, “CAUTION”, and 
“WARNING” followed by important product information.  
These terms are defined as follows:

NOTE:

  Includes additional information to enable accurate 

and easy performance of procedures.

IMPORTANT:

  Includes additional information that  

if not followed could lead to hindered  
product performance.

Used without the safety alert symbol,  
indicates a potentially hazardous 
situation which, if not avoided, could 
result in property damage.

Indicates a potentially hazardous 
situation which, if not avoided, could 
result in minor or moderate injury.

Indicates a potentially hazardous 
situation which, if not avoided, could 
result in death or serious injury.

2

Содержание CBX 5415.5

Страница 1: ...XL AS20016BM en US Rev A Installation and Operation Manual CBX Slider Suspension System with Auto PosiLift For Disc and Drum Brake Applications...

Страница 2: ...tion 2 Warranty 2 Notes Cautions and Warnings 2 Section 1 General Safety Instructions 3 Section 2 Standard Decal Requirements 4 Section 3 CBX Slider Suspension with Auto PosiLift Model Identification...

Страница 3: ...e tire failure fire or loss of vehicle control which if not avoided could result in death or serious injury 1 Safety Instructions General and Servicing Safety Instructions Read and observe all Warning...

Страница 4: ...retract 3 Carefully move trailer until contacting stop bar 4 Push manual switch to engaged position and visually check all lock pins for proper engagement 5 Locate stop bar directly behind slider 6 Be...

Страница 5: ...le SWINGALIGN NON WELDED AXLE ALIGNMENT PROCEDURES www safholland us Copyright 2011 SAF HOLLAND Inc XL AR418 01 Torques are with clean lubricated threads Always apply torque to nut if possible REQUIRE...

Страница 6: ...racket on the front axle Figure 8 NOTE This manual applies to the suspension models listed on the front cover When the specific model number is determined it is strongly recommended that the informati...

Страница 7: ...Strength 60k psi 414 MPa IBSQZ 7 OPUDI GU MCT tN BU o F 17 7o C Elongation 22 The recommended welding gas for gas metal arc welding GMAW is 90 Argon 10 CO2 If a different gas is used welds MUST compl...

Страница 8: ...ve maintains safe brake pressure Approximately 85 psig 5 9 bars opens the valve and 65 psig 4 5 bars closes the valve NOTE When installing pressure protection valve use a drop of oil or loctite to lub...

Страница 9: ...ervice and emergency lines to the slider and allow the suspension to air up 6 Measure the ride height of the suspension Figure 13 with a tape measure 7 Compare the measured suspension ride height valu...

Страница 10: ...trailer straight forward so the locking pins rest against the rear of the holes in the body rails 3 Disengage the trailer parking brakes and ensure the trailer is empty 4 Manually measure or use an op...

Страница 11: ...e side of the frame bracket indicate maximum adjustment for axle alignment If the edge of the visible washer touches either scribe line the SwingAlign axle alignment adjustment is out of stroke Figure...

Страница 12: ...pacity check that there is a 1 25 mm minimum clearance around the air springs 7 The suspension s ride height should be within 1 4 6 mm of the recommended design height For proper height refer to Slide...

Страница 13: ...k to ensure the lock pins are in the disengaged position and that the QWIK RELEASE pull arm handle is locked Notch 2 Figure 22 When lock pins have properly disengaged proceed to Step 6 If lock pins fa...

Страница 14: ...engaged and extend through the holes in the upper rail Figure 25 An unsecured slider box can cause loss of vehicle control which if not avoided could result in death or serious inury 10 Visually chec...

Страница 15: ...ure 26 The Auto PosiLift tractor power is engaged With the power on the trailer parking brakes released no vehicle motion required the system s pressure sensor in the air valve system reads the air sp...

Страница 16: ...verloading or other operational issues to protect the trailer sub frame The PosiLok is engaged when the ipper plates are in the down position Release air pressure from the trailer brake system or disc...

Страница 17: ...king for bubbles at all air connections and fittings IMPORTANT It is the responsibility of the air system installer to secure all air lines and check for any air leaks If air leaks are detected repair...

Страница 18: ...que specifications listed above are with clean lubricated coated threads Table 3 All new SAF HOLLAND fasteners come precoated from the factory For bolt and lock nut grade markings refer to Figure 31 I...

Страница 19: ...19 XL AS20016BM en US Rev A 2015 05 28 Amendments and Errors Reserved SAF HOLLAND Inc SAF HOLLAND HOLLAND SAF and logos are trademarks of SAF HOLLAND S A SAF HOLLAND GmbH and SAF HOLLAND Inc Notes...

Страница 20: ...l component assembly SAF HOLLAND Original Parts are tested and designed to provide maximum performance and durability Will fits look alikes or worse yet counterfeit parts will only limit the performan...

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