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TECHNICAL MANUAL

for HL/HLR WALL MOUNTED

SPLIT SYSTEMS

(with CEILING MOUNTED OPTION)

This manual provides technical and installation information for

HL/HLR WALL MOUNTED

split systems comprising:

INDOOR UNIT

526 series

527 series

HLR

MATCHED WITH

550 series MCU or MCU+ condensing units
551 series MHPUE heat pump units.

INDEX

PAGE

GENERAL

Part numbers, dimensions and weights

2 - 3

Unit features/accessories

SELECTION

Unit combinations, performance data

Airflows, sound pressure levels

ELECTRICAL

Electrical data, recommended fuse sizes

6 - 7

UNIT

HL/HLR

INSTALLATION

MCU(+) and MHPUE units

9 - 10

Pipework, restrictors

10 - 12

Condensate removal, air deflection

HLR remote controller

Electrical connections

HLR conversion to air conditioner mode

Evacuating and charging

WIRING

HL/HLR units

DIAGRAMS

MCU(+)

17 - 18

MHPUE

19 - 20

Interconnection

21 - 23

OPERATION

HL/HLR

24 - 25

MAINTENANCE

User maintenance

HL/HLR KITS

Ceiling mounting

Condensate pump

27 - 28

LPHW coil

De-ice thermostat

FAULT FINDING

All units

TEV Ltd.,
Armytage Road, Brighouse,
West Yorkshire. HD6 1QF, UK.
Tel: +44 (0) 1484 405600
Fax: +44 (0) 1484 405620

52708017-06

Email: [email protected]

Содержание 526 HL Series

Страница 1: ...levels 5 ELECTRICAL Electrical data recommended fuse sizes 6 7 UNIT HL HLR 8 INSTALLATION MCU and MHPUE units 9 10 Pipework restrictors 10 12 Condensate removal air deflection 12 HLR remote controller 13 Electrical connections 14 HLR conversion to air conditioner mode 14 Evacuating and charging 15 WIRING HL HLR units 16 DIAGRAMS MCU 17 18 MHPUE 19 20 Interconnection 21 23 OPERATION HL HLR 24 25 MA...

Страница 2: ...07C 55022052 R407C 55022058 55022059 55022060 55022062 R22 55022073 R22 55022079 55022080 55022081 55022083 MCU 1Ph Scroll MCU 90 MCU 3Ph Scroll MCU 90 MCU 100 MCU 130 MCU 165 R407C 55022009 R407C 55022016 55022017 55022018 55022020 R22 55022031 R22 55022037 55022038 55022039 55022041 551 Series HEAT PUMP UNITS MHPUE MHPUE 1Ph Scroll MHPUE 90 MHPUE 3Ph Scroll MHPUE 90 MHPUE 100 MHPUE 130 R407C 551...

Страница 3: ...SSORIES INDOOR UNITS HL HLR Manual air deflection De ice thermostat 3 fan speeds STD STD Remote hard wired control STD Programmable timer Condensate pump Ceiling mounting kit Floor mounting kit LPHW coil Long life washable filter STD STD Fresh air inlet facility STD STD Air deflectors OUTDOOR UNITS MCU MCU MHPUE CSR hard start 1 phase PTC hard start 1 phase Fan speed head pressure control STD STD ...

Страница 4: ...48 0 75 8 60 12 3 0 78 9 6 10 86 0 93 10 04 540 130 11 0 0 69 7 63 12 02 0 79 9 46 12 8 0 83 10 6 11 15 0 92 10 27 540 165 11 9 0 68 8 14 13 19 0 76 10 00 13 8 0 80 11 0 12 26 0 95 11 66 For medium speed duties interpolate between minimum speed and maximum speed duties Rating conditions are to BS2852 Part 1 1982 UK condition C NEMA condition A Tropical condition B HEAT PUMP PERFORMANCE DATA a Cool...

Страница 5: ... dBA NC 90 90 Scroll 81 8 71 8 69 2 68 6 63 1 57 4 72 8 52 3 47 100 Scroll 79 4 73 7 71 5 68 5 63 8 58 1 73 4 52 9 47 100 Scroll 79 0 69 7 68 6 65 9 61 2 55 2 71 0 50 5 44 130 130 Scroll 73 0 70 3 70 0 68 8 65 0 56 7 72 6 52 1 47 165 Scroll 73 1 70 3 70 1 68 9 65 5 57 5 73 1 57 2 51 MINIMUM SPEED SOUND POWER LEVELS SOUND PRESSURE LEVELS Frequency Hz MCU MHPUE Compressor 125 250 500 1K 2K 4K dBA dB...

Страница 6: ...ING CURRENT STD MODEL STD MODEL STD MODEL STD MODEL HL HLR MHPUE kW AMPS AMPS kW A PH A PH 380 90 4 3 17 5 114 4 3 8 3 60 460 100 4 3 8 7 63 540 130 4 9 9 2 74 c R407C Air Conditioning Systems Single Phase Supply 230Volts 50Hz Three Phase Supply 400 Volts 50Hz MODEL COMBINATION INPUT FULL LOAD AMPS SYSTEM MAX STARTING CURRENT INPUT FULL LOAD AMPS SYSTEM MAX STARTING CURRENT Cooling Cooling Cooling...

Страница 7: ...2 COMPRESSOR 3 PHASE NOMINAL FLA 6 0 6 1 6 4 Recommended Fuse Sizes R22 and R407C systems The system and its supply interconnecting wiring must be protected by fuses preferably High Rupture Current HRC motor rated types to EN 60269 or miniature circuit breakers to EN 60898 or local codes having similar time lag characteristics that allow starting of the compressor yet still afford close overcurren...

Страница 8: ...rk 2 Ensure that the wall or ceiling will accept the operating weight of the unit 3 Mark off the mounting holes as Fig 2 and drill holes to suit M6 rawlbolt shields or equivalent fasteners Allow 130mm minimum from ceiling to holes for cabinet removal on wall mounted units Allow 150mm at the base plate wall or ceiling mounted to maintain design airflows 4 If a fresh air facility is required apertur...

Страница 9: ...ve type Note It is easier to fit kits prior to mounting the unit These units are designed to stand on a flat surface If the unit is to be wall mounted the following kits are available TEV cannot accept liability for installers own mounting arrangements Model MCU 90 100 MHPUE 90 MCU 130 165 MHPUE 100 130 Mounting Bracket Kit 55021100 55021101 Whether floor or wall mounted it is essential that the m...

Страница 10: ...ficant loss of capacity on extended pipe runs a Pipe sizes are based on Minimum of 3 8 m s 750 fpm suction gas velocity for horizontal or downflow Minimum of 7 6 m s 1500 fpm suction gas velocity for upflow Maximum of 15 2 m s 3000 fpm suction gas b Where vertical risers exceed 3m oil traps must be formed in the pipe This will help ensure that oil returns to the compressor Typically fit an oil tra...

Страница 11: ...MP COOLING AT NEMA CONDITIONS 3 NO RESTRICTOR CHANGE NEEDED RESTRICTOR CHANGE NEEDED MHPUE Restrictor Fitted HL HLR MHPUE Restrictor Fitted HL HLR 380 460 540 380 460 540 90 67 3 90 67 070 100 68 3 100 68 71 130 76 3 130 76 080 3 no change needed 4 In calculating equivalent lengths of pipe runs the effect of bends and fittings must be taken into account The table below covers the fittings most lik...

Страница 12: ...ether 5 Connect pipework between units ensuring a Only refrigeration quality copper is used b The ends are capped on tubes and parts when not working on them to prevent moisture or dirt entering the system c If pipes are brazed use a copper phosphorous alloy containing 5 silver ensuring that dry nitrogen is passed through the components involved to prevent oxidation d The suction and expansion lin...

Страница 13: ... 13 ...

Страница 14: ...r the outdoor unit electrics is through the cabinet to a terminal block MCU MHPUE and DCUE units are supplied wired via a head pressure controller to give maximum control Ensure that all connections are secure and that both units are earthed MCU unit fan motors have a high speed black wire and a low speed red wire the speed not being used is wired into a dummy terminal They are supplied wired for ...

Страница 15: ...s is only for charging overriding alarms and running the MHPUE fan at maximum speed during the charging process Do not forget to remove it once charging is complete see 10 MCU outdoor units are fitted with head pressure control before charging isolate the unit and transfer the blue wire on the head pressure control from terminal 4 to terminal 1 Do not forget to transfer it back once charging is co...

Страница 16: ... 16 HL WIRING DIAGRAM HLR WIRING DIAGRAM ...

Страница 17: ... 17 MCU WIRING DIAGRAMS 1 Phase MCU 90 3 Phase MCU 90 to 100 3 Phase MCU 130 to 165 ...

Страница 18: ... 18 MCU WIRING DIAGRAMS 1 Phase MCU 90 3 Phase MCU 90 to 100 3 Phase MCU 130 to 165 ...

Страница 19: ... 19 MHPUE WIRING DIAGRAMS 1 Phase MHPUE 90 3 Phase MHPUE 90 ...

Страница 20: ... 20 3 Phase MHPUE 100 to 130 ...

Страница 21: ... 21 HL INTERCONNECTING WIRING DIAGRAMS HL 380 1 Phase MCU 90 HL 380 to 460 3 Phase MCU 90 to 100 ...

Страница 22: ... 22 HL 460 to 540 3 Phase MCU 130 to 165 HLR INTERCONNECTING WIRING DIAGRAMS HLR 380 1 Phase MCU 90 HLR 380 to 460 3 Phase MCU 90 to 100 ...

Страница 23: ... 23 HLR 380 1 Phase MHPUE 90 HLR 380 to 460 3 Phase MHPUE 90 to 100 HLR 460 to 540 3 Phase MCU 130 to 165 HLR 540 3 Phase MHPUE 130 ...

Страница 24: ...wise further towards the snow flake Minimum is approximately 19 C room temperature Similarly higher room temperatures can be maintained by turning the knob anticlockwise further towards the sun The lower knob selects the fan speed required or the Off position Knob Position Effect Upper Lower Any Unit Switched Off As Set Minimum fan speed with auto control for normal room temperature and lowest sou...

Страница 25: ...e higher temperatures The white neon is lit when the unit is in cooling mode The amber neon is lit when the unit is in heating mode if the system includes a heat pump outdoor unit Neither neon is lit when the thermostat is between cooling and heating User Maintenance Isolate at the mains before commencing any maintenance work In order to maintain maximum efficiency it is important that the filter ...

Страница 26: ...e plastic drip tray 5 Secure the indoor unit in position and braze all pipework 6 Fit the drip tray so that the rear flange is held in position by the drip tray support bracket and refit the three No 10 x 3 4 drip tray support bracket screws Fig 1 7 Use two of the retained No 10 x 3 8 screws to secure the drip tray to the lugs at the front of the sealing plates Use the No 10 x 1 2 screw provided i...

Страница 27: ...t assembly to the left hand hanger bracket at the angle shown in Fig 2 Use one of the screws to connect the earth green yellow cable ring terminal between the pump bracket and the hanger bracket 6 Ease off the edge clips and remove the sensor bracket from the drip tray The sensor filter assembly is supplied fitted to a transition bracket a If the unit has been supplied with a sensor bracket with s...

Страница 28: ...for the controls and sensor to stabilize b Slowly add water to the condensate tray sump until the pump runs Initially the pump will be noisy until the air in the hose has been expelled It is possible that on this first cycle the pump will run dry for a short period indicated by noise c Add more water to the sump and the pump will cycle in the normal manner d With the system in cooling mode continu...

Страница 29: ...e unit cabinet and lay the unit on its backpanel 2 Remove the three No 10 electrics tray retaining screws and spring the tray free 3 Remove the four No 10 evaporator coil retaining screws and lift the coil away complete with sealing plates and the insulation plate 4 Remove and discard the blanking plate from the left hand hanger bracket 5 Remove the tape covering the slots in the right hand hanger...

Страница 30: ... into the hole in the left hand end of the fin block to a depth of at least 150mm neatly coil the excess capillary without kinking it 4 Route the cables along the ledge beneath the drip tray using the self adhesive cable clamps to secure them pass the cables through the flexi grommetted hole into the electrics tray 5 The cables are supplied to suit HL HLR 540 models On all other models gather the ...

Страница 31: ...e Unit underrated for conditioned area Check heat load against capacity Thermostat not operating correctly Check wiring position of phial and operation Refrigerant shortage Check for leaks Recover repair evacuate and recharge Indoor coil dry or partly sweating Dirty condenser Clean fins if necessary E Indoor coil frosting Refrigerant shortage Check for leaks Recover repair evacuate and recharge Di...

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