Service Instructions (cont’d)
4/03 ART ONLY L31196
North American Sales Division
Haldex Limited
525 Southgate Drive, Unit 1
Guelph, Ontario Canada N1G 3W6
Phone: 519-826-7723
Fax: 519-826-9497
North American Sales Division
Haldex Brake Products Corporation
10707 NW Airworld Drive
Kansas City, MO 64153-1215
Phone: 816-891-2470
Fax: 816-880-9766
Haldex Commercial Vehicle Systems
www.haldex.com · www.hbsna.com
Step 3:
Place the O-Ring/poppet
assembly into the check valve body, O-Ring
end first, as shown. Needle nose pliers may
be used to guide the poppet into place.
Step 4:
Place the new spring in back of
the poppet (with small end of spring facing
poppet).
Step 5:
Install retaining ring in retaining
ring groove behind the spring. Following
installation, verification of valve operation
may be desired. Remove the air dryer
cap assembly and push the nose of the
poppet several times. Free movement with
a positive return should be observed. After
functional testing, the spring must still be
retained fully by the retaining ring.
Other service kits include desiccant refill
kit (Bulletin L31083) and purge valve
service kit (Bulletin L31093).
