Summary of Contents for DEMA ATLAS 844P Series
- Page 1 ™ DEMA ATLAS 844P SERIES LAUNDRY CONTROL DEMA Engineering Company 10020 Big Bend Blvd. St. Louis, MO 63122 (800) 325-3362 or (314) 966-3533 www.demaeng.com I-907 Page 1 of 17 Rev. C-33371...
- Page 2 ABS enclosure designed to provide easy access to the various components inside. The various electronic components of the DEMA 844P Laundry Master use a “plug and play” concept to provide easy setup. The heart of the 844P is the IQ-85 electronic control board that provides 30 wash formula capability.
- Page 3 ™ DEMA ATLAS 844P SERIES LAUNDRY CONTROL ****** IMPORTANT ****** PLEASE READ THE NOTE BELOW AND CLEAR ALL PROGRAMS ON INITIAL USAGE OF THIS PRODUCT. ON THE VERY FIRST USAGE OF THE EDSM (NEW OUT OF THE BOX) CONNECT THE EDSM TO THE LAUNDRY SYSTEM AS DESCRIBED ABOVE.
- Page 4 STU by use of the supplied communication cable. See the EDSM instruction manual for more information. 6. If using the DEMA 950 flush manifold or any other flush manifold , select a location that will allow all the electrical (power for solenoid valve and pressure switch) and tubing connections. It should be noted that the flush output on the IQ-85 is a 24VDC signal.
- Page 5 Lockout and tag procedures must be observed when installing this device. Never open the DEMA Laundry Master while power is applied. Signals may be active from laundry machine, even with the DEMA Laundry Master power turned off.
- Page 6 ™ DEMA ATLAS 844P SERIES LAUNDRY CONTROL QTY. PART NO. DESCRIPTION 81-13-4 Modular Connector 81-13-2 Modular Connector 81-13-4 Modular Connector JUMPER CABLE MUST CONNECT ACROSS THE PAIR OF "FLUSH SW" TERMINALS LOW VOLTAGE POWER CABLE W/ BARRER PLUG SWITCH MOUNTED ON...
- Page 7 Wire the STU to the laundry machine. The hookup configuration will depend on which of the operational modes the DEMA 844P Laundry System will be used. The following two tables show the wiring configurations for the input signals to the STU.
- Page 8 ™ DEMA ATLAS 844P SERIES LAUNDRY CONTROL Auto Formula Select. This allows the formulas to be selected based on a trigger signal that is received from the laundry machine. The following list outlines the trigger input on the STU is used for this purpose (see setup of this feature: The 8 table in the electrical installation section of Laundry Master Instruction Manual).
- Page 9 An optional installation kit may be ordered with the 844P Laundry Master. The kits includes a 20ft of LDPE tubing per pump to connect from the chemical container to the DEMA 844P pump, and from the DEMA 844P pump to the fittings on the machine and 18” pickup tubes designed to accommodate 5 gallon buckets.
- Page 10 ™ DEMA ATLAS 844P SERIES LAUNDRY CONTROL Changing Formulas Formulas can be manually changed at the EDSM or on the front of the 844P. Use the UP and DOWN arrows on the 844P to select the desired formula. If in the pump priming mode pressing the RIGHT arrow will return the 844P to formula select mode.
- Page 11 ™ DEMA ATLAS 844P SERIES LAUNDRY CONTROL Replacement Parts Replacement Parts Item No. DEMA Part Number Description IQ-85 Control Board EDSM Remote Kit (not shown) 84.65.6 STU Kit 80.59.60 60 RPM Gear/Motor 24VDC 80.59.105 105 RPM Gear/Motor 24VDC 84.65.9 80VA Power Supply Kit 83.11...
- Page 12 ™ DEMA ATLAS 844P SERIES LAUNDRY CONTROL SIGNAL TRANSFER UNIT (STU) 84-17-2 INSTALLATION KIT PARTS QUANTITY PART NUMBER DESCRIPTION 83-16-1 Velcro, Black Hook & Loop L709-1 Laundry Product Label Sheet 81-16-1 Tie Wrap, 8” Lg. 84-9-1 Signal Transfer Unit (STU) Assembly 84-152-2 25’...
- Page 13 ™ DEMA ATLAS 844P SERIES LAUNDRY CONTROL Technical Specifications Main Power 100V – 240V 50/60 Hz 1.5A Motor/Solenoid Rating 24 VDC Case High Impact I-907 Page 13 of 17 Rev. C-33371...
- Page 14 ™ DEMA ATLAS 844P SERIES LAUNDRY CONTROL I-907 Page 14 of 17 Rev. C-33371...
- Page 15 ™ DEMA ATLAS 844P SERIES LAUNDRY CONTROL NO. QTY. DEMA NO. DESCRIPTION 81-20-1 #4 HI-LO SCREW 84-153-1 CONTROL BOARD AND DISPLAY ASSY. 81-147-1 KEY PAD 81-139-1 CONTROL COVER 44-116-2 #8 X 3/8" HI-LO SCREW 81-137-1 FIREWALL 41-63-10 #8-32 X 1 3/4 PHIL. SS SCREW...
- Page 16 ™ DEMA ATLAS 844P SERIES LAUNDRY CONTROL 81-173-5 PUMP ASSEMBLY NO. QTY DEMA NO. DESCRIPTION 81-174-1 PUMP COVER 81-172-1 (Detergent) ROLLER ASSY. SQUEEZE TUBE 81-177-1 (Detergent) (includes plastic connectors) -------------------------------------- --------------------------------------- 81-176-1 (Detergent) Plastic connectors only 25-85-2 SCREW 81-128-2 PUMP BASE 80-59-105MK-1 GEARMOTOR –...
- Page 17 This warranty is extended only to the original buyer of DEMA products. If products are altered or repaired without prior approval of DEMA, this warranty will be void.