Thursday

Formdeck - DC 2

DC 2 Backing plate repair.


Machine new backing plate and repair clamp shoes.
















Sunday

Decoiler 7 - Hydraulic clamp hinge repair

Bolts and nuts turning loose as the machine operates.

# 1511.










Tuesday

RM 4 - Colloidal Drive Chains

Machine making banning noise under load.
Chains breaking every week.

# 1533     #1509
Destroyed chain links on the inner side of duplex chain.


Temporary tensioner sprocket to eliminate the chain jumping.
Notice the chain is still very slack.


The cause of all the breakages , two different sized sprockets on the drive motor , front half of the machine running at a different speed to the rear.



New driven sprocket fitted to the colloidal transmission.
Both the same size.

Sunday

Lewmac - Tipper - Trailer - Excavator.

Mitsubishi Tipper Repairs.
Duel Axle Trailer Repairs
Kobelco SR 35-3 Excavator Repairs.

Invoice   #1501

Seat air bag blow-out.


Kobelco SR 35 -3 Engine mounting failure.


 Lower Mount worn out.



 Lower Mount


New Mounts ready for replacement.

 New upper mounting.


Sump plug leaking and threaded socket torn in the sump.
Cleaned and brazed the socket back into place.

Trailer brakes no working at all.
This is a pic of the brakes after a trip on say 15 km.

Two brake maxis leaking air badly.

new front axle spring brakes / threads damaged on the old pair.


 New Rear maxis.


Tuesday

Dorries Transmission Repair

Replace Electromagnetic G Clutch in Dorries Transmission.


Transmission arrives.

         Accompanied with detailed drawings.

 G Clutch is housed in the lower right hand side of the transmission.


Disassembly starts with the output shaft drive gear.


Removal of the "keyed" coupling presented some challenges.
After fabricating a special tool and some heat we could move on.


 The coupling cooperating and sliding off. 

This is the G clutch that needs to be replaced.


 Burnt out G clutch removed , notice the burn mark at 3 o'clock.


Testing the new G clutch before installation.


New G clutch assembly.

New G clutch fitted to drive shaft.


Dorries Transmission assembled and undergoing final inspection.


Ready for delivery.

Thursday

WEDGE BRAKE SERVICE AND ADJUSTMENT.


Always seems so easy to the truck driver.

"Hey mate , I'll get it done in a jiffy."

Yes , will here is how you do it in a jiffy.

9 hours later.😢😢😢😢




Please click on the link below for the Arvin Meritor
Service Manual.



Please click the link below for the Meritor Rockwell pdf
Service Manual
https://www.axletech.com/at-admin/resources/Manuals/mm-4r.pdf