Lortone C40, C20, C20-2 User Manual

ROTARY TUMBLER

INSTRUCTIONS AND PARTS LIST

Model
C20

Model
C40

Model
C20-2

LORTONE

12130 Cyrus Way

Mukilteo, WA 98275

[phone]

GETTING STARTED

I. Open the Barrel: Remove wing nuts and washers. Lift

off lid and rubber gasket.

II. Add Rocks: Fill Barrel about 1⁄2 to 2/3 full of rock. Rocks

should be of assorted sizes for best results.

III. Add Abrasive: Add 60/90 Silicon Carbide Abrasive (See

chart on next page for amount). Add water to top layer of
rocks and abrasive. Do not overll.

Add rocks
until 2/3 full.

IV. Close the Barrel: Wipe the mating surfaces of the barrel

and inner gasket clean with a damp cloth. Press inner
gasket onto barrel Press outer lid rmly down over gasket

onto the barrel. Install washers and tighten wing nuts.

Wing nuts only need to be snug. Do Not Use tools to
tighten. Over tightening of the nuts can cause damage to

the lid, gasket and barrel.

Add water to

top layer of rocks.

V. Tumble: Plug the tumbler into a suitable outlet. Place

the barrel on the tumbler. Tumble for 2-3 days. Open and
check the rocks. After 5-7 days, open the barrel and rinse
the rocks in a bucket of water. DO NOT put the rinse water
down a household drain as it will clog the drain.

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Copyright © 2008 Lortone, Inc

VI. Repeat steps II through V: Use succesively ner abrasive
according to the chat below.

Step 1 Step 2 Step 3 Step 4

Compound 60/90 120/220 Pre-Polish Polish

Silicon Silicon Aluminum Aluminum
Carbide Carbide Oxide Oxide

20 lb Barrel 2-1/8 Cups 2-1/8 Cups 2-1/2 Cups 2-1/2 Cups

40 lb Barrel 4-1/4 Cups 4-1/4 Cups 5 Cups 5 Cups

IMPORTANT: The outside of the barrel should be kept clean.

Clean by wiping with a wet soapy cloth and rinse well with fresh

water.

TROUBLESHOOTING

If your tumbler fails to operate correctly, check the following:

Barrel does not turn, turns very slowly, or stops after being
placed on tumbler.

No power to unit. Make sure machine is plugged in correctly.

Make sure electrical circuit is operational.

Barrel too heavy. Do not exceed rated capacity.

Belt slipping. Tighten belt.

Drive belt broken. Remove cover and replace belt.

Motor doesn’t run or

runs intermittently.

Replace motor.

Barrel leaks or barrel lid comes off during operation.

Inner lid not seated

correctly.

Gas build-up in barrel. Open barrel occasionally to vent gas that

Barrel or boot gasket
damaged.

Make sure inner lid and barrel shoulder are

clean and free of contaminants.

Make sure inner lid is seated on barrel liner.

might be formed during tumbling.

Replace damaged barrel or boot gasket.

Copyright © 2008 Lortone, Inc

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