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Please read th ese instructions carefully as th ey will
enable you to get maximum effi ciency and reliability
from your new Calorex Dehumidifi er.
Technical Manual
DH/TTW 75/110
(SD405452 Iss 15)
13/02/17
HEALTH AND SAFETY WARNING
As th e dehumidifi er embodies electrical and rotational equipment, ONLY
competent persons should carry out any work on th is type of machine (see
warranty).
CONTENTS
SECTION 1.0 INSTALLATION INSTRUCTIONS/ USER CHECK LIST. .....................................................2
SECTION 2.0 CONTROL LAYOUT & LPHW OPERATION. .......................................................................5
SECTION 3.0 MACHINE DIMENSIONS ......................................................................................................6
SECTION 4.0 DATA SHEET. ........................................................................................................................7
SECTION 5.0 WIRING DIAGRAMS .............................................................................................................8
SECTION 5.1 FEATURES OF THE PRINTED CIRCUIT BOARD .............................................................10
SECTION 6.0 REFRIGERATION CIRCUIT ...............................................................................................12
SECTION 7.0 PERFORMANCE GRAPHS ................................................................................................13
SECTION 8.0 SPARE PARTS LISTS ........................................................................................................14
SECTION 9.0 OPTIONAL ITEMS, REMOTE CONTROLS. ......................................................................23
SECTION 10.0 WARRANTY CONDITIONS ..............................................................................................25
SD405452 ISS 15
Page 1
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Summary of Contents for Calorex DH75AX
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Page 1: Table Of Contents
Please read th ese instructions carefully as th ey will enable you to get maximum effi ciency and reliability from your new Calorex Dehumidifi er. Technical Manual DH/TTW 75/110 (SD405452 Iss 15) 13/02/17 HEALTH AND SAFETY WARNING As th e dehumidifi er embodies electrical and rotational equipment, ONLY competent persons should carry out any work on th is type of machine (see warranty). -
Page 3: Section 1.0 Installation Instructions/ User Check List
SECTION 1.0 INSTALLATION INSTRUCTIONS/ USER CHECK LIST. HEALTH & SAFETY WARNING. As th e Heat Pump contains electrical and rotational equipment , it is recommended th at ONLY competent persons carry out any work on th is type of machine (see warranty). ISOLATE ELECTRICALLY BEFORE ENTERING MACHINE OR REMOVING PANELS. - Page 4 FIG 2 PORT A PORT B MAINS IN TO COIL LPHW OUT LPHW OUT LPHW IN PORT AB CONDENSATE LPHW IN DRAIN FIG.3 FIG 3 LPHW SCHEMATIC LPHW CONNECTIONS LOCATED IN RADIATORS CABINET IF FITTED BOILER FLOW METER FLOW PUMP BALANCE VALVE 3 WAY MOTORISED VALVE...
- Page 5 Note. The Reply Paid Warranty Registration Card must be returned to ensure the correct warranty is given. If you do not find a Registration Card with your machine, please contact Calorex Service Department or your dealer giving your name, address and serial number of your machine, a card will then be sent to you.
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Page 6: Section 2.0 Control Layout & Lphw Operation
LPHW OPERATION The 3 way, motorised, diverting valve fitted to machines with the LPHW option is operated by a remote 12V AC air temperature thermostat (available from Calorex). When the valve is energised the flow is through the LPHW coil. -
Page 7: Section 3.0 Machine Dimensions
SECTION 3.0 MACHINE DIMENSIONS STANDARD MACHINE WITH COVER 1520 THROUGH THE WALL MODEL 1474 AIR SAMPLE TUBES DO NOT OBSTRUCT VIEW FROM POOL HALL FILTER 30 DRAIN TTW ONLY MACHINE AND DUCT MUST BE SERVICE REQUIREMENTS SEALED TO WALL & ALL CAVITIES *DIMENSIONS MARKED THUS ARE RECOMMENDED FOR SERVICE ACCESS BRIDGED TO PREVENT RECIRCULATION 800*... -
Page 8: Section 4.0 Data Sheet
SECTION 4.0 DATA SHEET. DH75AX DH110AX DH110BX TTW75AX TTW110AX TTW110BX MODEL DUTY DEHUMIDIFICATION L/hr AIR HEATING (SENSIBLE) DEHUMIDIFIER ONLY AIR HEATING (SENSIBLE) DEHUMIDIFIER & LPHW 11,3 12,2 12,2 11,3 12,2 12,2 AIR HEATING (SENSIBLE) LPHW ONLY NOMINAL POWER CONSUMED FAN ONLY... -
Page 9: Section 5.0 Wiring Diagrams
SECTION 5.0 WIRING DIAGRAMS DH/TTW 75/110 AX (240V ~ 1N 50Hz) SD405452 ISS 15 Page 8... - Page 10 DH/TTW 110 BX (400V ~ 3N 50Hz) SD405452 ISS 15 Page 9...
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Page 11: Section 5.1 Features Of The Printed Circuit Board
SECTION 5.1 FEATURES OF THE PRINTED CIRCUIT BOARD The Printed board, mounted in th e Electric Box has six small LEDs in th e top right hand corner. These illuminate to show diff erent states and marked D1 to D6. LEDs HERE VOLT FREE TERMINALS LED D1 is lit if th e humidistat is calling for dehumidifi... - Page 12 VOLT FREE TERMINALS Six pairs of Volt Free terminals are present on th e printed circuit board. Five of th em can be used to connect th e 75/110 to a BMS system or to lamps to monitor th e status of th e dehumidifi er. The Maximum Inductive Load for th ese connections is 3A.
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Page 13: Section 6.0 Refrigeration Circuit
SECTION 6.0 REFRIGERATION CIRCUIT COMP SD405452 ISS 15 Page 12... -
Page 14: Section 7.0 Performance Graphs
SECTION 7.0 PERFORMANCE GRAPHS (FANS AT FULL SPEED) 80%RH 70%RH 60%RH 50%RH 40%RH DH110 Defrost zone DH75 Defrost zone 5°C 10°C 15°C 20°C 25°C 30°C 35°C DH110 DH75 DH110 DH75 5°C 10°C 15°C 20°C 25°C 30°C 35°C SD405452 ISS 15 Page 13... -
Page 15: Section 8.0 Spare Parts Lists
SECTION 8.0 SPARE PARTS LISTS SD405452 ISS 15 Page 14... - Page 16 OWNER INSTRUCTIONS off SD401251 COMPRESSOR, H79B17UABKA off SD149650 RECEIVER/DRIER off SD086851 TEV INE 2GA off SA404106 ELECTRIC BOX ASSY DH75AX (PCB) off SD393250 CONSOLE COVER off SD406150 GASKET CONSOLE COVER off SD392350 FILTER (SPARE REQUIRES D229650 X 4) off SD111050...
- Page 17 DH110/TTW110AX LESS LPHW (A391501) ITEM Part No DESCRIPTION QUANTITY UNITS SD338004 COIL ASSY DH75/110 off SD378201 FAN ASSY off SD389101 DRIP TRAY DH75/110 off SD405450 OWNER INSTRUCTIONS off SD286252 COMPRESSOR BRISTOL, H79B22UABHA off SD149650 RECEIVER/DRIER off SD086851 TEV INE 2GA off...
- Page 18 DH110/TTW110BX LESS LPHW (A391601) ITEM NO. PART No. DESCRIPTION QUANTITY UNITS SD338004 COIL ASSY DH75/110 off SD378201 FAN ASSY off SD389101 DRIP TRAY DH75/110 off SD405450 OWNER INSTRUCTIONS off SD132856 COMPRESSOR BRISTOL, H79B22UDBEA off SD149650 RECEIVER/DRIER off SD086851 TEV INE 2GA off...
- Page 19 CONSOLE ASSEMBLY ALL DH/TTWS ASSY No SA404106 AT ISS 2 (11/08/2016). CONSOLE ITEMS FOR DH/TTW 75/110AX ITEM NO. PART NO. DESCRIPTION QTY. Unit SD698250 HUMIDISTAT PROBE off SD101350 HP SWITCH off SD384550 LP SWITCH off SD700350 LED LIGHT WHITE off SD700351 LED LIGHT RED off...
- Page 20 ELECTRIC BOX ASSY DH75/TTW75AX ASSY No SA404106 AT ISS 2 (11/08/2016). ELECTRIC BOX ASSY DH/TTW75AX ITEM NO. PART NO. DESCRIPTION QTY. Unit SA695557 DEHUMIDIFIER PCB (OPTIONS) off SD251650 CAPACITOR 30μF off SD033150 CAPACITOR 10μF off SD033152 RUN CAP 11μF ±5% 450V 50/60Hz off...
- Page 21 ELECTRIC BOX ASSY DH110&TTW110AX ASSY NO SA404104 AT ISS 2 (11/08/2016). ELECTRIC BOX ASSY DH/TTW110AX ITEM NO. PART NO. DESCRIPTION QTY. Unit SA695557 DEHUMIDIFIER PCB (OPTIONS) off SD022550 CAPACITOR 35μF 440V 50/60Hz off SD033150 CAPACITOR 10μF off SD033153 RUN/FAN CAPACITOR 12μF 450V 50/60Hz off...
- Page 22 ELECTRIC BOX ASSY DH110/TTW110BX ASSY NO SA404105 AT ISS 2 (11/08/2016). ELECTRIC BOX ASSY DH/TTW110BX ITEM NO. PART NO. DESCRIPTION QTY. UNIT SA695557 DEHUMIDIFIER PCB (OPTIONS) off SD033150 CAPACITOR 10μF off SD033153 RUN/FAN CAPACITOR 12μF 450V 50/60Hz off SD325350 RUN/FAN CAPACITOR 4μF 450V 50/60Hz off...
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Page 23: Cover Assy
COVER ASSY ITEM NO PART NO DESCRIPTION QUAN UNITS SD393501 FRONT COVER off SA407801 FRONT COVER GRILLE & INSULATION off CONSISTS OF: SD381851 GRILLE Off D402601 Off D393350 SIDE LH Off D393351 SIDE RH Off D402701 BASE Off D402801 INLET GRILLE Off... -
Page 24: Section 9.0 Optional Items, Remote Controls
ON THE P.C.B. (VOLT FREE) REMOVE LINK WHEN REMOTE ON/OFF OR REMOTE HUMIDISTAT FITTED REMOTE REMOTE HUMIDISTAT ON/OFF SWITCH PIN NUMBERS DIFFER JAEGAR (1)INTERCONTROLS AIR STAT (NOT SUPPLIED, WE RECOMMEND CALOREX PART No SD385251. JAEGER TA630.01, INTERCONTROL Q302.07 (5-60ºC). SD405452 ISS 15 Page 23... - Page 25 ON/OFF SWITCH SWITCH ON (|) ADJUST CONTROLS TO DESIRED TEMP/ % RH HYGRO/THERMOSTAT ºC (NOT SUPPLIED, WE RECOMMEND CALOREX PART No SD385252. SIEBE PART No 119 7901 100). REMOTE HYGRO/THERMOSTAT REMOVE CONTROL KNOB AND UNDO SCREW TO REMOVE COVER FOR...
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Page 26: Section 10.0 Warranty Conditions
SECTION 10.0 WARRANTY CONDITIONS The following exclusions apply to th e Warranty given by Calorex Heat Pumps Ltd. No claims will be accepted if :- 1. The dehumidifi er is incorrectly sized for th e application. 2. The dehumidifi er is installed in any way th at is not in accordance with th e current procedures as defi ned by Calorex Heat Pumps Ltd.
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