Phason MTC-4C User Manual Download Page 5

Phason 

Operation 

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Operation 

The MTC-4C has two modes of operation: automatic shut-off mode and idle mode. 

Automatic shut-off mode 

In automatic shut-off mode, when the temperature drops below the set point, the MTC-4C shuts off 
the fans. 

Idle mode 

In idle mode, when the temperature drops below the set point, the MTC-4C operates the fans at the 
idle speed. 

 

 

Using automatic shut-off mode 

1.

 

Position the jumper as shown in section G on page 3. 

2.

 

Turn the 

Temperature

 knob to the point where the fan turns on. 

3.

 

Turn the 

Idle Speed

 knob to the minimum idle speed desired. 

4.

 

Turn the 

Temperature

 knob to the desired temperature. 

 

 

Using idle mode 

1.

 

Position the jumper as shown in section G on page 3. 

2.

 

Turn the 

Temperature

 knob fully clockwise. 

3.

 

Turn the 

Idle Speed

 knob to the minimum fan speed desired. 

4.

 

Turn the 

Temperature

 knob to the desired temperature. 

 

 

Maintaining the MTC-4C 

Proper care and maintenance will help your MTC-4C last longer. To prevent damage to the control, 
perform the following steps after the first two weeks of operation, and once a year after that. 

1.

 

Switch off the power to the control. 

2.

 

Remove the cover and check inside for moisture. If there is any moisture, wipe it away using a 
dry cloth.  

Summary of Contents for MTC-4C

Page 1: ...ode or operates the fans at the idle speed idle mode The MTC 4C is ideal for poultry livestock greenhouse or light industrial buildings Electrical ratings Input 120 230 VAC 60 Hz Variable stage 10 A a...

Page 2: ...fore removing electrical knockouts remove the cover to prevent damaging the control Do not make additional holes in the enclosure this can damage the watertight seal or components and void the warrant...

Page 3: ...bles Do not run the sensor cable beside AC power cables or near electrical equipment When crossing other cables or power lines cross them at a 90 degree angle Service Panel Enclosure C F E B A D Probe...

Page 4: ...e extension cable to the temperature probe cable as shown on the next page If the unit operates erratically with the extended probe run the cable along a different path or shorten it C A A C E D F A S...

Page 5: ...on 3 Turn the Idle Speed knob to the minimum idle speed desired 4 Turn the Temperature knob to the desired temperature Using idle mode 1 Position the jumper as shown in section G on page 3 2 Turn the...

Page 6: ...or acetoxy cure These sealants release acetic acid while curing which can damage the control and will void the warranty 4 Check all wires to make sure they are properly connected and that they are in...

Page 7: ...current rating of the control The fan motor growls To ensure the motor is working disconnect the line at terminal 1 and terminal 4 and then connect these lines together The fan should run at full spe...

Page 8: ...ovide proof of purchase upon request All transportation charges for products submitted for warranty must be paid by the purchaser Except to the extent prohibited by applicable law no other warranties...

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