User manual

ACME Electronic Machinery Co., Ltd. ACME

2012/6/20

machine‘s pulling strength by turning clutch nut. Never pull the leather against machine;

it will make measurement error that caused by slide.

4、Maintenance

1) P.C. Tube

Clean this P.C. Tube periodically by using only copper/brass polish on non-abrasive

clean agent. It is important to keep this tube from accident scratches.

Note: Do not use acetone, thinner or solvent base solutions to clean this tube.

2) Conveyer Belt

Inspect each green conveyer belt to make sure it is properly on track. Make sure there is

no foreign object adheres to the belt.

3)Debris ＆ Chips

Lift the front cover and the P.C. tube assembly. Use compressed air and lightly blow

down the aluminum casing of the incandescent light bulbs.

4) Light bulbs

Lifting the front cover and the P.C. tube assembly for brush the light bulbs to sweep

dust out. If there is any defect, please locate the defective one and unplug. Insert a new

light bulb back in position.

5) Calculator

It is necessary to cover a wrap to protect the keyboard from dust.

When you replace another model calculator, you have to replace a parallel interface,

too.

When the ink ribbon exhausted, please change a new one. Do not add ink into the

ribbon. This action will destroy the circuit and mechanism of the calculator.