Quartz CWM 105 Technical Manual - page 13

Summary of CWM 105

  • Page 1

    -1- technical manual cwm: remote wired chilled water high wall units cwm l: infrared chilled water high wall units general part numbers, dimensions and weights 2 unit features/accessories 2 optional control valves, valve positions 3 product optional electric heating 3 selection airflows 3 coil water...

  • Page 2

    -2- tev limited - chilled water high wall units the 973 series consists of cwm chilled water high wall units using remote wired controllers and cwm l chilled water high wall units using infrared controllers. Part numbers - cwm (l) indoor units cwm cwm 55 cwm 75 cwm 105 97300001 97300002 97300003 cwm...

  • Page 3

    -3- optional control valves 2 port on/off valves or 4 port diverting valves are available as factory fitted options. (4 port modulating valves are also available - contact tev technical sales department). 2 pipe cool only systems require one valve per fan coil. 2 pipe heat/cool systems (supplied fro...

  • Page 4

    -4- air throws --o--o--o--o--o--o--o-- hydraulic resistances --o--o--o--o--o--o--o-- sound power and sound pressure levels 973 series cwm (l) ( speed 1 = lowest, 3 = highest) sound power levels sound pressure levels frequency hz model speed 125 250 500 1k 2k 4k dba dba nc 55 min 36.8 37 39.1 38.8 34...

  • Page 5

    -5- wall mounted chilled water performance data (kw) cwm (l) 55 cooling duties minimum speed medium speed maximum speed room air on cw temperature 0.17 m 3 /s 0.19 m 3 /s 0.28 m 3 /s db °c wb °c in °c out °c total sensible total sensible total sensible 27 19 6 11 3.14 2.43 3.39 2.65 4.28 3.54 21 15 ...

  • Page 6

    -6- wall mounted chilled water performance data (kw) cwm (l) 75 cooling duties minimum speed medium speed maximum speed room air on cw temperature 0.24 m 3 /s 0.31 m 3 /s 0.37 m 3 /s db °c wb °c in °c out °c total sensible total sensible total sensible 27 19 6 11 5.14 3.72 6.18 4.55 6.94 5.2 21 15 5...

  • Page 7

    -7- wall mounted chilled water performance data (kw) cwm (l) 105 cooling duties minimum speed medium speed maximum speed room air on cw temperature 0.25 m 3 /s 0.34 m 3 /s 0.49 m 3 /s db °c wb °c in °c out °c total sensible total sensible total sensible 27 19 6 11 6.1 4.23 7.63 5.39 9.68 7.07 21 15 ...

  • Page 8

    -8- installation hanging rail fixing the hanging rail hanging the unit chassis.

  • Page 9

    -9- s = no electric heating / sans batterie electrique / ohne elektroheizung h = + electric heaters / + batterie electrique / mit elektroheizung h = 1.3 kw (cwm 55) = 1.8 kw (cwm 75), = 2.3 kw (cwm 105) @ 230v fuse rating / taille des disjoncteurs / empfohlene sicherung (en60269 / en60898) (a) cwm (...

  • Page 10

    -10- fitting the case fitting the filters cwm l installation check list page checked 1 is the unit square and level with the ceiling ? 9 2 is the pipework correctly supported throughout its length ? 5 3 is the pipework insulated right up to the unit ? 9 4 have all pipework joints been carefully chec...

  • Page 11

    -11- cwm (l) user maintenance isolate the unit electrically before commencing any maintenance work in order to maintain maximum efficiency of this unit, it is important that the filters behind the return air grilles are cleaned regularly. To remove filters: clean the filters by washing in tepid wate...

  • Page 12

    -12-.

  • Page 13

    -13- the pcb is factory set for cwm l units. No reconfiguration is needed, with or without an electric heater. Cwm l pcb configuration cwm l pcb (factory configured for cwm l units: jumper jmode not required) --o--o--o--o--o--o--o-- optional cwm l remote controller cwm l units use an electronic remo...

  • Page 14

    -14- cwm wiring diagram cwm l wiring diagram optional accessories.

  • Page 15

    -15- 'l' infrared remote control • the handset should be pointed towards the unit. • two seconds after the last button press, the whole displayed programme is automatically transmitted. • the unit responds with 1 beep. • the transmit symbol a flashes whilst transmission is taking place. • displayed ...

  • Page 16

    -16- press the timer on set ‘s’ button and step to the required on time. Hold the button down for repeated stepping. Press the timer on ‘ c ’ button to cancel the on time. 8. Setting the off time press the timer off ‘s’ button and step to the required off time. Hold the button down for repeated step...

  • Page 17

    -17- isolate the system prior to fitting the kit if the unit has been installed electric heater kit cwm kw part no. Cwm l kw part no. 55 1.3 55600401 55 1.3 55600411 75 1.8 55600402 75 1.8 55600412 105 2.3 55600403 105 2.3 55600413 item qty description item qty description supplied in kits 1 1 coil/...

  • Page 18

    -18- 3. Wiring cwm l a) route the harness from the fuse along the back panel using the cable clamps, ensuring the harness is above the cabinet fixing brackets 3 b) remove and discard the violet wire between the pcb relay and terminal 7. Connect the black wire from the fuse assembly to the pcb relay,...

  • Page 19

    -19- 5m high condensate pump kit for cwm (l) units 55600420 item qty description 1 1 pump assembly this kit is for use on all versions of cwm and cwm l units and is for condensate removal where a lift of up to 5m is required. The pump runs on demand. A high level alarm will switch off the cooling si...

  • Page 20

    -20- 3. Wiring a) locate the black, blue and red wires in the unit near the pump and remove the cover from the black and blue wires. B) connect: (i) black wire to terminal l on the pcb (ii) blue wire to terminal n on the pcb the plastic cover over the pcb can be removed for convenience: retain the c...

  • Page 21

    -21- if, as a result of fitting this kit, more than one supply is taken into a unit, that unit must be marked:- "two, (or more if applicable), supplies are taken into this equipment. Isolate both, (all), before undertaking any maintenance work." programmable timer kit 52500151 this kit can be used t...

  • Page 22

    -22- pipe thermostat kit 96200070 this kit is for fan coils on 2 pipe systems supplied from a reverse cycle chiller (or chiller + boiler) and fitted with an auto changeover thermostat, to enable a single valve to operate in both heating and cooling modes. It prevents the room thermostat calling for ...

  • Page 23

    -23- installation instruction for cwm (l) valve connections part description item qty description 97300405 ffo 4 port valve cwm 55 (cw) 1 2 pipe assy. Cw only 97300406 ffo 4 port valve cwm 75 (cw) 2 4 pipes assy lphw only 97300407 ffo 4 port valve cwm 105 (cw) 97300510 ffo 4 port valve (lphw) 973004...

  • Page 24

    -24- this instruction is also applicable to return air sensor spare 04000012s the sensor can be fitted to the return air inlet to an air conditioning unit to improve operation eg. If the wall thermostat is placed outside the space being conditioned, or if there is considerable stratification in a ro...

  • Page 25

    -25- exploded view of cwm (l) with component identification 1 back panel 16 lphw pipes (bottom exit) 31 motor 2 condensate pump pcb 17 lphw pipes (top exit) 32 fan support bracket 3 condensate pump bracket 18 4 port lphw valve 33 ir receiver pcb (cwm l) 4 condensate pump 19 2 port lphw valve 34 blan...

  • Page 26

    -26- exploded view of case 1 cover ( l/h) 5 vertical air deflection vane 9 horizontal air deflector vane (lower) 2 cover (centre) 6 grille (r/h) 10 horizontal air deflector vane (upper) 3 cover (r/h) 7 grille (centre) 11 connecting rod 4 filter 8 grille (l/h) 12 blank (cwm): ir lens (cwm l).