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27
T51002 E
InstallatIon, servIce and troubleshootIng Procedures
A
A
F
I
C
D
C
G
E
J
K
E
B
C
A
D
F
I
C
B
H
B
Item
Description
Supplied with TIREMAAX
®
A. Air line
1
/
4
inch OD nylon air brake tubing
B. Axle connector
90 degree elbow,
1
/
8
inch NPT male to
1
/
4
inch NTA (Nylon Tubing Adapter)
C. Axle hose fitting
1
/
8
inch NPT female
D. Axle vent fitting
High flow axle vent (includes check valve)
Provided by installer
E. Air line
3
/
8
inch OD nylon air brake tubing
F. Air line
3
/
8
inch OD nylon air brake tubing
G. Controller IN fitting
1
/
4
inch NPT male to
3
/
8
inch NTA
H. Controller OUT fitting
Run tee;
1
/
8
inch NPT male,
3
/
8
inch NTA,
3
/
8
inch NTA (gauge is optional)
I. Tee assembly
1
/
4
inch NPT union tee, two
1
/
4
inch NTA fittings and one
3
/
8
inch NTA fitting (four total)
J. Pressure protection valve (PPV)
Required; 70 PSI minimum closing pressure; existing suspension valve can be used
K. PPV OUT fitting
Run tee;
1
/
4
inch NPT male,
3
/
8
inch NTA,
3
/
8
inch NTA
1
May be provided with Height Control Valve (HCV) or Dock Stabilizing Technology™ (DST
®
) kit.
Figure 34:
Typical TIREMAAX
®
CP
plumbing schematic - two axles with
3
/
8
and
1
/
4
inch lines.
Trailer air tank
To height control valve
NOTE:
To maintain adequate
airflow, all air lines coming
into and going out of the
controller assembly must be
3
/
8
inch. All junctions of two
or more
1
/
4
inch lines must
be supplied by
3
/
8
inch line.
Front