Cascade Viewmast M2T Installation And Service Manual page 8

Page 8
Maintenance Tips
TROUBLE SPOT
Latches or Latch
Point Failure
PROBABLE CAUSE
1. Side rollers on carriage loose.
CORRECTIVE ACTION
1. Adjust rollers properly for side clear-
ance and tighten with locking screws
provided.
2. Cylinder cross head wear shoes ex-
cessively loose.
3. Latches not free to turn. With mast
fully lowered latch should turn
freely.
4. Latch points missing or worn exces-
sively.
2. Adjust wear shoes properly. All side
clearance should be eliminated.
3. Eliminate tight spots. Check for any
tendency for the latch to bind on the
shaft. Lubricate shaft.
4. Replace as indicated.
5. Spring return on latches broken or
missing.
6. Channel members of mast binding or
excessively tight in relation to each
other.
7. Chain adjustment incorrect.
Excessive side
motion in carriage
r
I. Side rollers out of adjustment.
Excessive side
motion or forward
and back motion
of channel
members
Chain wear or
failure
Carriage thrust
roller failure
1. Adjusting plugs on side adjustment
loose.
I
2. Worn wear shoes.
,
2. Replace or shim as indicated.
5. Replace as indicated.
6. Eliminate any tight spots. Check side
clearance adjustments for proper
clearance. Mast members must move
freely with no excessive looseness.
7. Adjust as indicated. Lower safety
screw on the carriage should clear
the cross member by approximately
I/," in the lowered position.
1. Adjust as needed. Set locking screw
tight.
I. Adjust as indicated. Eliminate exces-
sive looseness but channel members
must move freely through their
length.
1. Insufficient lubrication.
2. Over load condition.
I. Lubricate chains every 100 hours.
2. Reduce load to, rated capacity of
mast assembly.
1. Shock loading from ramming opera-
tions.
2. Insufficient lubrication.
1. Caution operator on results of ram-
ming.
2. Lubricate rollers using grease fittings
provided. Lubricate every 200 hrs.
Refer to the proper isometric drawing in this manual for assistance in assembly.
(Use Only Cascade Approved Parts)