Weltem WSC-4000 Owner's Manual
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Weltem WSC-4000 Owner's Manual

Water-cooled split portable air conditioner
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Owner's manual
Please read and save this manual. Read carefully before attempting to assemble, install, operate or maintain
the product described.
Protect yourself and others by observing all safety information. Failure to comply with manual could result in
personal injury and/or property damage! Retain manual for future reference.
Features
Weltem WSC-4000 / WSC-6000 are designed for a fast installation and
start up. They can be used usefully where access to the outside is
difficult and some distance from internal rooms because outdoor
unit (heat exchanger) can be placed up to 30 meters. They are
economical units which does not need providing of the water
continuously. Quiet in operation enables them to be used in general
offices as well. With their durable metal construction and 4 wheels,
they are very useful for rental. They are space-efficient because they
don't need to have hot air exhaust duct. A control panel provides ease
of use and contains a self-diagnostic function.
Choice of continuous operation or automatic timer.
Typical uses
Computer server rooms, Tents, Offices, Events Marquees, Warehouses, Military uses, Commercial
kitchens, Hospitals, Schools, Reception areas

Specifications

Model
Cooling Capacity
WSC-4000
16,000BTU (4.7Kw)
WSC-6000
22,000BTU (6.5Kw)
Depth/Width/
Model
Height/Weight
(Indoor unit)
WSC-4000
705 / 350 /
865mm / 91kg
705 / 350 /
WSC-6000
865mm / 95kg
NOTE: Refrigerant and Electrical supply can be different per country. Please check the label on the unit for
proper information.
Water-cooled split
portable Air Conditioner
Refrigerant
R410A (0.90kg)
R410A (0.86kg)
Depth/Width/
Height/Weight
Fan speeds
(outdoor unit)
565 / 275 /
2
405mm / 24kg
665 / 275 /
2
455mm / 24kg
WSC-4000 / WSC-6000
Recommended
Electrical supply
Fuse Size(MCCB)
230V, 1phase, 50hz
230V, 1phase, 50hz
Air flow (high/low)
780 / 700㎥/h
1020 / 800㎥/h
1
WSC-4000 / WSC-6000
Figure 1
Operating range
15A
18~50°C
18~50°C
15A
Noise level at 3m
(Indoor unit, high/low) Control
56 / 52 dBA
Electronic
58 / 54 dBA
Electronic

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Summary of Contents for Weltem WSC-4000

  • Page 1: Specifications

    Water-cooled split portable Air Conditioner Features Weltem WSC-4000 / WSC-6000 are designed for a fast installation and start up. They can be used usefully where access to the outside is difficult and some distance from internal rooms because outdoor unit (heat exchanger) can be placed up to 30 meters. They are economical units which does not need providing of the water continuously.

  • Page 2: General Safety Information

    Owner’s manual WSC-4000 / WSC-6000 General Safety Information Please read this manual carefully for instructions on correct installation and usage. Please read all safeguards. 1. Transport and store the unit in an upright position only. Leave unit in an upright position for at least 3 hours before first use.

  • Page 3: Component Parts

    Owner’s manual WSC-4000 / WSC-6000 Assembly COMPONENT PARTS Outlet hole (discharge spot of cool air) Display / Electronic controller Upper handle EVAPORATOR / Evaporator filter (Suction spot of indoor air) Exhaust part (discharge spot of hot air) OUTDOOR UNIT Caster...

  • Page 4: Installation

    Owner’s manual WSC-4000 / WSC-6000 Assembly(Continued) HOW TO CONNECT THE LINES BETWEEN INDOOR UNIT AND OUTDOOR UNIT INDOOR UNIT OUTDOOR UNIT Connect between the same numbers. 1. Power cord : To supply power to the outdoor unit. 2. Drain hose : To drain condensate to the outside.

  • Page 5: Operation

    Owner’s manual WSC-4000 / WSC-6000 Operation CONTROL PANEL Figure 7 1. POWER BUTTON: Activates unit when POWER BUTTON is pressed. (Fan starts on low speed). If power button is pressed during operation, unit stops. 2. BLOWER BUTTON: Changes fan speed from (Low) to (High) when pressed.

  • Page 6: Maintenance

    Owner’s manual WSC-4000 / WSC-6000 Maintenance FILTER CLEANING (See Figures 8 and 9) There is 1 evaporator filter in front of the unit. 1. loosen up 2 bolts on the front filter guard. 2. Slide filter up and use a vacuum cleaner to remove the dust from the filter.
  • Page 7 Owner’s manual WSC-4000 / WSC-6000 a. Indoor heat a. Do not use the air Frost prevention exchanger conditioner if ambient sensor and temperature too low temperature is lower than Abnormal 18°C (64°F) temperature b. TH3 temperature sensor value sensor has a loose or b.

  • Page 8: Wiring Diagram

    Owner’s manual WSC-4000 / WSC-6000 Wiring Diagram DRAIN PUMP MCCB NOISE FILTER OUTDOOR COND’ MOTOR WATER PUMP INDOOR EVAP’ MOTOR Figure 10 - Circuit Wiring Diagram...

  • Page 9: Troubleshooting Chart

    Owner’s manual WSC-4000 / WSC-6000 Troubleshooting chart Symptom Possible Cause(s) Corrective Action 1. Reset the circuit breaker No air flow from 1. Check the power supply the indoor unit to verify that power is and restart the unit. available to the unit.
  • Page 10 Owner’s manual WSC-4000 / WSC-6000 Notes...
  • Page 11 Owner’s manual WSC-4000 / WSC-6000 Notes...
  • Page 12 Dealer will give additional direc tions. If unable to resolve satisfactorily, write to Weltem at the address below, giving dealer’s name, address, date, and number of dealer’s invoice, and describing the nature of the defect. Title and risk of loss pass to buyer on delivery to common carrier.

This manual is also suitable for:

Wsc-6000

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