Heat Controller HMH30BS-1SINGLE-ZONE - Manual

5 How to mount installation plate The wall you select should be strong and solidenough to prevent vibration Mount the installation plate on the wall withfour type A screws. If mounting the unit on aconcrete wall, use anchor bolts. ■ Mount the installation plate horizontally byaligning the centerline...

6 Connection of piping-Indoor FLARING WORK AND CONNECTION OF PIPING Flaring work Main cause for gas leakage is due to defect inflaring work. Carry out correct flaring work in thefollowing procedure. Cut the pipes and the cable. ■ Use the piping kit accessory or the pipespurchased locally. ■ Measure ...

7 Main PCB Low panel Lower panel CAUTIONWhen install, make surethat the remaining partsmust be removed clearlyso as not to damage thep i p i n g a n d d r a i n h o s e ,e s p e c i a l l y p o w e r c o r dand connecting cable. Route the indoor tubing and the drain hose inthe direction of rear left...

Wrap the insulation material around theconnecting portion. ■ Overlap the connection pipe insulation materialand the indoor unit pipe insulation material. Bindthem together with vinyl tape so that there is nogap. F Route the indoor tubing and the drain hose tothe required piping hole position. A Inse...

13 CAUTION Ø 8.5mm (0.33in) 20m m (0.79in) GN/YL AWG #12 20m m (0.79in) GN/YL AWG #20 The power supply cord connected to the outdoor unit should be complied with the following specifications (UL and CSA recognized one). The connecting cable connected to the indoor and outdoor unit should be complied...

14 Connect the cable to theoutdoor unit Remove the control cover from the unit byloosening the screw.Connect the wires to the terminals on thecontrol board individually. Secure the cable onto the control board withthe cord clamp. Refix the control cover to the originalposition with the screw. Use a ...

15 CHECKING THE DRAINAGE AND FORMING THE PIPINGS Checking the drainage Right side panel Lower panel To check the drainage. ■ Pour a glass of water on the drain pan. ■ Ensure the water flows through the drainhose of the indoor unit without any leakageand goes out the drain exit. D Drain piping ■ The ...

16 Form the piping Form the piping by wrapping theconnecting portion of the indoor unit withinsulation material and secure it with twokinds of vinyl tapes. ■ If you want to connect an additional drainhose, the end of the drain outlet should berouted above the ground. Secure the drainhose appropriate...

17 AIR PURGING Air purging Air and moisture remaining in the refrigerantsystem have undesirable effects as indicatedbelow. ■ Pressure in the system rises. ■ Operating current rises. ■ Cooling(or heating) efficiency drops. ■ M o i s t u r e i n t h e r e f r i g e r a n t c i r c u i t m a yfreeze an...

19 ■ Each outdoor unit is factory charged (nameplate charge)for the evaporator as well as a 7.5m(25ft) line set. Any time a line set is used either shorter or longer thenthe nominal 7.5m(25ft) line set length the refrigerantcharge has to adjusted. ■ Whether the line set is made shorter or longer you...

20 Outside ambient TEMP. The pressure of the gas side service valve 35°C(95°F) 4~5kg/cm 2 G(56.8~71.0 P.S.I.G.) TEST RUNNING Settlement of outdoor unit ■ Anchor the outdoor unit with a bolt andnut(ø10mm(0.39in) tightly and horizontally on aconcrete or rigid mount. ■ When installing on the wall, roof...