G-Tek GT-U1M Installation & User Manual
Global-Tek (Singapore) Pte Ltd
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FULLRACK UNDER-COUNTER
GLASS / DISHWASHER
Model : GT-U1M
INSTALLATION / USER MANUAL
Global-Tek (Singapore) Pte Ltd
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Contents
OVERVIEW ................................................................................. 3
INSTALLATION ........................................................................ 4
CONVERT 3 PHASE TO 1 PHASE CONNECTION .................. 5-6
SIGNALTERMINALS FOR DETERGENT DISPENSER ...... 6
WATER & DRAINAGE CONNECTIONS ............................. 7
OPERATION .............................................................................. 8
WASHING PROCEDURES ...................................................... 9
MAINTENANCE ..................................................................... 10
TROUBLING SHOOTING ..................................................... 11-12
WIRING DIAGRAGMS ............................................................ 13-16
Global-Tek (Singapore) Pte Ltd
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G-TEK GLASS-WASHER
Model U-1M
Installation，operation & maintenance
OVERVIEW
GT-U1M Under-counter glasswasher is a rack loading semi-automatic dishwashing machine.
When the wash tank is filled up to the required water level, once the door is closed & START
button pressed, the machine will run wash and rinse .
The machine is built with a 2.8Kw wash tank heater & a built-in booster heater with 4.5Kw
heating element.
Global-Tek (Singapore) Pte Ltd
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INSTALLATION
Before installation, please see the specification tag placed on the right hand side of the machine,
make sure to verify the electrical power supply. Right after the packing is opened, please examine
the machine immediately for any damage caused during transportation. If any, please keep all the
packing materials, and inform the supplier within 3 days.
Select the right place for installation
It is important to put the dishwasher at the right place for installation. Before to decide a proper
position, please consider the connection of power supply, water supply, drainage, gas heater (if
needed), S.S. working tables and detergent dispenser (to be provided), as long as the required space
for daily maintenance and ceiling height for opening machine door. (See diagram 1)
Diagram 1
The machine must be horizontally placed for all electrical and water connections. To reach the
desired height level and maintain balance, turn the adjustable foot accordingly.
Power connection
a
Warning: All connection of electricity and grounding must comply with any applicable
ordinance of the national or local electrical law.
a
Warning: Shut off power supply, hoist caution sign nearby, to alert anyone NOT to power on.
Please read carefully the electrical wiring diagram as shown on the machine case,
properly connect power cables with the designated terminals.
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Converting from 3 phase 380V ( 15Amp) to Single phase 220V (25Amp)
A/ In main power supply
1/ Remove wires L2 & L3 from in-coming power cable side,
2/ Joint terminals L1, L2 & L3 together,
3/ Remove L2 from outgoing wires side, isolated it with a wire cap (not provide).
4/ Remove L3 from outgoing wires side then connect it to the empty N terminal provided.
5/ Becomes Diaphragm 2B
In-coming power cable In-coming power cable
Out-going wires Out-going wires
3Ph 380V 1Ph 220V
Diagram 2A Diagram 2B
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