MultiGene Thermal Cycler
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10. Maintenance and Troubleshooting
10.1 Cleaning the unit
Please ensure that no liquid is spilled onto or into the unit. In addition, periodically wipe
it clean of dust and other residue that comes with normal operation of the unit. Use a soft,
lint-free cloth and deionized water.
10.2 Cleaning the heated lid
Make sure the MultiGene is unplugged and cooled down. To clean the heated slide the
lid back on the tracks until the front black pins align with the two slots, taking care that
the rolleiflex cable is clear. Lift the lid from the front, (be careful of sharp edges) and flip
up. Use mild detergents to clean material from the lid. A kimwipe™ dipped in 70%
ethanol will help remove and residue from sealing tape. Make sure the lid is dry prior to
lowering it into the tracks. Once the lid in secure in the tracks make sure the lid easily
slides forward.
10.3 Replacing a Fuse
The fuse is located in the power socket module, just below the power connector. If the
unit does not turn on when the power switch is turned on, then replace the fuse.
To replace the fuse:
1. Disconnect the power cord from the unit.
2. Remove the fuse drawer with a small-blade screwdriver.
3. Pull the fuse out of the fuse socket and replace the fuses with one having the
correct current rating.
4. For 100V-120V operation: Use 7.0A, 5 x 20mm, Glass Tube.
5. For 220 V- 240 V operation: Use 3.15A, 5 x 20 mm, Glass Tube.
6. Reinsert fuse into the fuse socket. Reinsert the fuse drawer.
10.4 Changing the heater block
1. Slide the lid to the furthest point back.
2. Remove the two plastic plugs and loosen and remove the tow screws holding the
face plate.
3. Flip the face plate forward to gain access to the block.
4. Remove the two set screws holding the heating block.
