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LoadLifter 5000 Series

MN-1047

11

INSTALLING BRAIDED STAINLESS STEEL AIR LINES

KEEP THE AIR LINE AWAY FROM THE FUEL LINE, BRAKE LINES AND ELECTRICAL 
WIRES. 

1.  Use zip ties to secure 

the air line to fixed points 
along the chassis every 
6” to 8”. Leave at least 2” 
of slack to allow for any 
movement that might pull 
on the air line.

2.  Tighten the air line hex 

nut finger tight, then use 
2 wrenches to turn 1 
additional flat  (1/6  
of one full turn). 

Do  

not overtighten  
(Figs. 14 or 15). The 
easiest way to tighten the 
fitting is off the vehicle. 
Install the Schrader valve 
in the chosen location.

3.  Coil and secure any 

excess air line in an 
area where it will not be 
susceptible to damage. 
The braided stainless 
steel air line cannot be 
trimmed.

CAUTION

Hex nuts

Star washer
Rubber washer 

Air Line Setup for Compressor Integration

Air Line Setup Without Compressor System

Vehicle body 

or bumper

Hex nuts

Flat washer

Star washer

Rubber washer 

Nylon 
air line

Flat

Flat

Vehicle body
or bumper

Braided stainless steel 
air line to air spring 

5/16” hole

AN to PTC 
fitting

Schrader 
valve

Vehicle 
body or 
bumper

AN 
Schrader 
valve

Air line hex nut

5/16” hole

Flat washer

Nylon air line 
to air spring

Braided 
stainless 
steel air line 
to air spring 

Hex nuts

Flat washer

Star washer

Rubber washer 

Schrader 
valve

Vehicle 
body or 
bumper

5/16” hole

Nylon air line 
to air spring

fig. 14

fig. 15

INSTALLING THE HEAT SHIELD

1.  Attach the metal heat shield to the exhaust where it is closest to the air spring. Slide 

the air line thermal sleeve over the air line and place it where the air line is closest to 
the exhaust (Fig. 16). 

Double up hose 
clamps if necessary

Bend 
tabs

1/2” dead 
air space

Exhaust 
resonator

Air line 
thermal sleeve

fig. 16

Содержание 57275

Страница 1: ...ead these instructions completely before proceeding with installation Watch the video Info on next page S E R I E S Installation Guide TM MN 1047 011704 ERN 8631 Failure to read these instructions can...

Страница 2: ...ss steel roll plates braided stainless steel air lines stainless steel air spring mounting hardware Air Lift offers two Ultimate Plus upgrade kits 52300 Braided stainless steel air line and fittings 5...

Страница 3: ...g the Emergency Brake Line Bracket and Clip 9 Installing the Air Lines 10 Installing Nylon Air Lines 10 Installing Braided Stainless Steel Air Lines 11 Installing the Heat Shield 11 Before Operating 1...

Страница 4: ...ig 1 H J J OR V K G L J I A J L E D C I J L F B U only on 2500 HD model P M J Q O N L only on 2500 HD model Small weld nut bracket must be removed Only on 2500 HD model The 3500 model has a different...

Страница 5: ...connect PTC fitting 2 G 17203 3 8 24 x 7 8 Bolt 4 J 18444 3 8 Flat washer 23 K 18427 3 8 Lock washer 4 P 17215 3 8 24 x 3 4 Flat head screw 4 AA 20086 Air line 1 BB 10466 Zip tie 6 CC 21230 Valve cap...

Страница 6: ...ORTANT SAFETY NOTICE The installation of this kit does not alter the gross vehicle weight rating GVWR or payload of the vehicle Check the vehicle s owner s manual and do not exceed the maximum load li...

Страница 7: ...nds setting the jack stands as wide as possible on the axle Fig 2 2 Drop the axle or raise the frame up to make room for the assemblies to be put into position between the frame and axle ASSEMBLING TH...

Страница 8: ...holes and into the square holes of the legs in the lower bracket Fig 3 7 Attach the lower bracket B to the bottom of the air spring assembly using two 3 8 flat head screws P Tighten securely fig 4 Ou...

Страница 9: ...strike plate 2 With the lower bracket parallel to the strike plate hook one leg under the side of the strike plate and turn the assembly until the other leg is under the strike plate on the other sid...

Страница 10: ...bracket inboard and tighten both upper bolts There should be a thumbs width between the air spring roll plate D and the leaf spring U bolt ALIGNING AND ATTACHING THE ASSEMBLY AND LOWER BRACKET 1 Brin...

Страница 11: ...e brake line clip N onto the emergency brake line bracket Fig 1 10 3 Attach the clip assembly to the brake line bracket using a 5 16 bolt O two flat washers J and a nylon lock nut M Fig 1 10 4 Align t...

Страница 12: ...t pull on the air line 3 Install the Schrader valve in the chosen location Fig 13 Good cut Bad cut MICHIGAN XXX XXX www MICHIGAN gov A Inside fuel tank filler door C License plate or B Inside rear whe...

Страница 13: ...immed CAUTION Hex nuts Star washer Rubber washer Air Line Setup for Compressor Integration Air Line Setup Without Compressor System Vehicle body or bumper Hex nuts Flat washer Star washer Rubber washe...

Страница 14: ...e cut is clean and square see Fig 12 Reinsert the air line into the push to connect fitting b Check the threaded connection by tightening the swivel fitting another half turn If it still leaks deflate...

Страница 15: ...ler should review the operating instructions with the owner Be sure to provide the owner with all of the paperwork that came with the kit Overnight leak down test Recheck air pressure after the vehicl...

Страница 16: ...vary depending on the state of the original suspension Operating the vehicle below the minimum air spring pressure will void the Air Lift warranty 5 When increasing load always adjust air pressure to...

Страница 17: ...es include roll control bounce dive during braking and sponginess Fig 19 Tuning out these problems usually requires an increase in pressure GUIDELINES FOR ADDING AIR 1 Start with the vehicle level or...

Страница 18: ...evelops Look for a kink or fold in the air line Replace any air line that has been kinked FREQUENTLY ASKED QUESTIONS Q Will installing air springs increase the weight ratings of a vehicle No Adding ai...

Страница 19: ...etailer If there is a problem with the price Contact Information Mailing address P O Box 80167 Lansing MI 48908 0167 Shipping address 2727 Snow Road for returns Lansing MI 48917 Phone Toll free 800 24...

Страница 20: ...d Help Contact Air Lift Company Customer Service at 800 248 0892 or email service airliftcompany com For calls outside the U S or Canada dial 517 322 2144 JJC 0417 Thank you for purchasing Air Lift Pr...

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