Aqua Logic DSHP Series Installation & Operating Instructions Manual Download Page 7

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Hi / Low refrigerant pressure cutout switch

For models DSHP-7, 8, 9 & 10 there is a pressure switch serves both as a high and low refrigerant safety

cutout to protect the heat pump. If there is no air or low air flow through the condenser the pressure

will build-up and cause the switch to trip off. When there a refrigerant leak, the switch will protect the

heat pump from functioning.

To reset the switch:

Remove black heat pump cover and locate

the Hi / Low pressure cutout.

Press the brass button to reset the heat

pump.

If the pressure switch will not reset call

Aqua Logic for help.

Summary of Contents for DSHP Series

Page 1: ...s heat pump It has been designed and built to provide years of reliable trouble free service It provides a precise water temperature control up to 1 0 F 0 7 C accuracy and features a continuous LCD di...

Page 2: ...PECTION Protect yourself File your claim immediately with the transportation company Remember Aqua logic Inc is not responsible for any damage after the carrier accepts a shipment Claim for FULL VALUE...

Page 3: ...exist where heat pump is to be located care must be taken to prevent water from getting on electrical components 4 On some heat pump models allow only qualified licensed personnel to supply electric p...

Page 4: ...tings on the front of the heat pump Be careful not to over tighten the plastic fittings 3 Install flow switch if supplied either on the water inlet or outlet side with at least 12 inches of straight p...

Page 5: ...mp and set the correct water flow rate 2 Apply power to the unit 3 Adjust temperature controller set point to desired water temperature See Heat pump Control Set up Cooling When the temperature contro...

Page 6: ...s either up key to increase or the down key to select the correct Stage 1 mode Stage 1 MUST be in the H1 mode for correct operation 5 Press the SET key again to access the chill mode set point tempera...

Page 7: ...the heat pump If there is no air or low air flow through the condenser the pressure will build up and cause the switch to trip off When there a refrigerant leak the switch will protect the heat pump f...

Page 8: ...d or bleach into the water DO pour water into acid or bleach solution DO NOT perform acid and bleach flushing at the same time The gas generated by the mixture is poisonous and can result in serious i...

Page 9: ...OK Wiring Replace flow switch Pressure Cutout Switch 1 Check condenser entering water flow and water temperature 2 Check for low refrigerant pressure Check Refrigerant level 3 Liquid gauge high pressu...

Page 10: ...intenance by user or their agent Damage caused due to misapplication of product Damage caused by corrosion abuse accident alteration or improper use Damage caused by flood fire earthquake tornado or o...