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Suppliers of Air Conditioning & Refrigeration 

Control Equipment 

Unit 25/205-213 Port Hacking Rd Miranda 2228 

Sydney Australia 

Phone: +61 2 9522 0334         Fax: +61 2 9522 0337 

www.mjbcontrols.com.au

    

[email protected]

 

 

User Manual for the 

ACCS-1 Digital 7 Day Programmable Thermostat with Zone Control 

 

Congratulations on your purchase of the

 

MJB

 

ACCS-1. This Air conditioning Control System has been 

designed and manufactured in Australia to provide maximum system efficiency, whilst maintaining an 
easy to use user interface. The ACCS-1 will provide you with years of trouble free operation, and is 
covered by a 12-month warrantee against faulty components and workmanship. 
 

 

Contents: 

 

Advanced 

Features 

 

      Page 

 

Wall Controller Functions 

 

Setting 

the 

time 

 

      Page 

 

Setting 

the 

date 

 

      Page 

 

System Operation 

 

Manual 

Operation 

Cooling 

     Page 

 

Manual 

Operation 

Heating 

     Page 

 

Auto 

Operation 

 

      Page 

 

Fan 

Only 

Operation 

      Page 

 

Setting 7 Day programmable time clock    

 

 

Page 5 

 

Trouble 

Shooting 

 

      Page 

6

 

 
 
 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

ACCS-1_UM v1    

 

                     Copyright © 2005 MJB Controls Pty Ltd All Rights Reserved 

Proudly Designed and Manufactured in Australia                                                                                       Page 1 of 6 

 

Summary of Contents for ACCS-1

Page 1: ...um system efficiency whilst maintaining an easy to use user interface The ACCS 1 will provide you with years of trouble free operation and is covered by a 12 month warrantee against faulty components and workmanship Contents Advanced Features Page 2 Wall Controller Functions Setting the time Page 3 Setting the date Page 4 System Operation Manual Operation Cooling Page 4 Manual Operation Heating Pa...

Page 2: ...ir conditioner The ACCS 1 detects this frost build up and will automatically activate the defrost mode Hot Start Function Heating Mode Optional When the air conditioning system cycles on in heating mode the indoor fan is delayed for a short period of time this allows the indoor heat exchanger to warm up before the air flow starts thus preventing cold drafts The hot start feature also activates its...

Page 3: ...one 3 10 Press to activate Zone 4 Please note that the Air Conditioning System must be turned on to set any of the following options Setting the Time 1 Press the PROGRAM button to place the wall controller in program mode 2 Press the UP DOWN buttons until the wall controller says SET CLOCK 3 Press the ENTER button to enter clock set mode 4 Press the UP DOWN buttons the set the desired hour then pr...

Page 4: ...ystem off Manual Operation Heating 1 Press the ON button 2 Press the MODE button until HEAT is shown on the LCD 3 Press the UP DOWN buttons to the desired temperature setting 4 Press the FAN button to the desired fan speed Hi Mid Low or alternatively set the fan to AUTO mode if you would like the ACCS 1 to adjust the fan speed for you 5 Press the OFF button to turn the system off Auto Operation Au...

Page 5: ... 10 T1 OFF time will now need to be set 11 Press the UP DOWN buttons to set the desired hour then press ENTER 12 Press the UP DOWN buttons to set the desired minutes then press ENTER 13 Should you wish to clear cancel the timer function press the UP DOWN buttons until T1 CLR is displayed This means you have cleared cancelled the timer The time clock has a total of 4 timers this allows for 4 differ...

Page 6: ...er and Condenser Evaporator Controller System runs but intermittently stops trips out Check Fault log and rectify then clear log Fault is showing on the LCD Check Fault log and rectify then clear Log EE showing on LCD screen in place of Temperature reading Wall Controller Temperature probe Fault Replace Wall Controller CONDENSER COMMS FAULT scrolling on LCD Incorrect wiring or faulty Condenser Con...

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