Kalmar Ottawa t2, Maintenance Manual

Page: 125 / 262

116 9.10 Construction and Suspension of Cab/Deck – 9 Frame, Body, Cab and Accessories
Maintenance Manual Ottawa T2 4x2
Repair (Air Ride Level Adjustment)
1. Park the vehicle on firm level ground.
2. Start and run the engine until the air system has a minimum
of 100 psi of air pressure.
3. Shut the engine down.
4. Turn on (open) the air supply to the cab suspension by turn-
ing the “T-handle” valve on the bottom of the deck counter-
clockwise.
5. Remove the plastic clip (2) in the center of the plastic
linkage rod connected to the control arm on the suspension
assembly.
6. Use tape to mark the linkage rod's current position (3).
7. Adjust the linkage rod length as required to set proper ride
height. Disengage the serrated lower end (4) of the rod
from the serrated portion of its upper sleeve (1):
To raise ride level — Decrease the rod (4) length by plac-
ing the rod deeper into the upper sleeve (1).
To lower ride level — Increase the rod length by reducing
the insertion of the rod in the sleeve.
NOTE
One inch (25.4 mm) of clearance is required between
the stop bumpers on the air suspension assembly and
the channel at the bottom of the cab deck for proper
ride height.
9.10.12 Leveling Valve
page –
Repair (Valve Operation Check)
Check for proper operation of the leveling valve as follows:
1. While holding the cab entry handle in the “DOWN” position,
count the time in seconds it takes for the air spring to raise
the ride height.
2. If the noted time is:
Within 2–10 seconds — Valve is OK.
Under 2 seconds — Valve is damaged or filter is clogged.
Over 10 seconds — Valve is damaged or filter is clogged.
3. Replace the valve if the valve is damaged or the filter is
clogged.
DSC2443
1
2
3
4
DSC2433