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Installation and Servicing
These instructions have been carefully prepared but we reserve the right
to alter the specification at any time in the interest of product improvement.
© Alpha Therm Limited 2022.
Instructions
E-Tec EHP
External Heat Pump
For Technical help or for Service call ...
ALPHA HELPLINE Tel: 0344 871 8764
website: www.alpha-innovation.co.uk
Nepicar House, London Road,
Wrotham Heath, Sevenoaks,
Kent TN15 7RS
Leave these instructions with the User
Part No. 1.047242 rev. ST.0006571/000
1022/D439
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Summary of Contents for Alpha E-Tec EHP
- Page 1 Installation and Servicing Instructions E-Tec EHP External Heat Pump For Technical help or for Service call ... ALPHA HELPLINE Tel: 0344 871 8764 website: www.alpha-innovation.co.uk Nepicar House, London Road, Wrotham Heath, Sevenoaks, Kent TN15 7RS Leave these instructions with the User These instructions have been carefully prepared but we reserve the right Part No.
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Page 2: Table Of Contents
INTRODUCTION The Alpha E-Tec 33 EHB is a hybrid heat pump specifically designed to increase energy efficiency when replacing old appliances, even on traditional radiator systems. Thanks to its compact size, it represents the ideal solution to easily install a hybrid generator to replace an old gas boiler, with extremely easy installation and reduced installation time. -
Page 3: Safety Symbols And Information
The user must not dispose of the appliance at the end of its service life as municipal waste, but send it to appropriate collection centres. PERSONAL PROTECTIVE EQUIPMENT SAFETY GLOVES SAFETY GOGGLES SAFETY FOOTWEAR Alpha E-Tec EHP - Safety Symbols... -
Page 4: General Information
= Central heating circuit applicable) e = Storage tank (if applicable) Maximum 10 m (but limited distance between to D2 when a Fig. 3.2 heat pump and storage tank is boiler installed) Alpha E-Tec 33 EHP - General Information... - Page 5 10 m FRI 12:08 ° 15° 21.5 1 ..Alpha hybrid boiler (indoor unit) G ..Gas supply 2 ..Alpha heat pump (outdoor unit) DHW ..Domestic hot water outlet 3 ..Smartech boiler mounted receiver MW ..
- Page 6 Y1E ..Electronic expansion valve i ....Air purge Y1S ..Four way solenoid j ....Cap ..Screw connection k ....Antifreeze protection valve ..Flared connection l ....Vacuum switch ..Quick release connector m ....Filter B1PR ..Coolant pressure sensor Fig. 3.4 Alpha E-Tec 33 EHP - General Information...
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Page 7: Case Related Information
= Installation manual of the outdoor unit e = Cable clamp f = Drain fitting Fig. 4.3 NOTE: The isolation valves, the controller and the vibration dampening mounts are located inside the accessory pack, inside the boiler packaging. Alpha E-Tec 33 EHP - Case Related Information... -
Page 8: Installation Of Heat Pump
The effects of the wind can be further minimised by installed a deflector plate facing the unit air flow side (not supplied). Be at least 1m distance from any part of the outdoor unit and property boundary. Must have all external pipework and valves insulated with a suitable UV resistant lagging. Alpha E-Tec 33 EHP - Installation of Heat Pump... - Page 9 - Snow cover or shelter (mm) b - Pedestal c - Prevailing wind direction d - Air outlet Fig. 5.2 Fig. 5.3 4× >300 (mm) (mm) a - Anti-vibration rubber Fig. 5.4 Fig. 5.5 Alpha E-Tec 33 EHP - Installation of Heat Pump...
- Page 10 3 Remove the fixing screws and remove the rear cover. 2× 4× a - Connection piece for b1 b1 - Freeze protection valve (for water drainage) (a+b1) b2 - Vacuum breaker (b2) Fig. 5.7 Alpha E-Tec 33 EHP - Installation of Heat Pump...
- Page 11 (flow from the heat pump, F in Fig. 5.2) by removing the cap present in the valve and replacing it with the vacuum breaker as shown in Fig. 5.13. Fig. 5.13 Alpha E-Tec 33 EHP - Installation of Heat Pump...
- Page 12 BUS Communication cable Indoor gas boiler power supply between outdoor unit and Control Power supply Max./Min.(V) Connection cable panel Single phase, ±10% 1.5 mm², 3 core 0.75 mm², 2 core 220-240V, 50Hz Alpha E-Tec 33 EHP - Installation of Heat Pump...
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Page 13: Wiring Diagrams
WIRING DIAGRAMS hEat PUMP WIrINg DIagraM Alpha E-Tec 33 EHP - Wiring Diagrams... - Page 14 Inverter Wiring Diagram Alpha E-Tec 33 EHP Wiring Diagrams...
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Page 15: Servicing And Maintenance
Test thermostat/controller and settings under normal operating conditions to check the system is working correctly. Check the parameter settings are correct and energy tariff values where applicable. Alpha E-Tec 33 EHP Service and Maintenance... -
Page 16: Warranty And Service Record
WARRANTY and SERVICE RECORD It is a requirement of the warranty that the heat pump is installed and commissioned to the manufacturers instructions and the data in the commissioning checklist completed in full. To instigate the warranty the heat pump needs to be registered with the manufacturer within one month of the installation. The service details should be recorded in the service record below and left with the householder.
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