INSTALLATION MANUAL Indoor Models: B-VCH12FC-1 B-VCH18FC-1 B-VMH09FC-1 B-VMH12FC-1 B-VMH18FC-1 Version C InverterFlex Ductless Mini-Split Heat Pumps High Wall and Ceiling Cassettes Outdoor Models: A-VCH18DC-1 A-VCH27TC-1 A-VMH36QC-1 Heat Controller, Inc. • 1900 Wellworth Ave. • Jackson, MI 49203 • (517)787-2100 • www.heatcontroller.
Installation Manual VMH Series Heat Controller, Inc. CONTENTS SAFETY PRECAUTIONS Warning ...........................................................................................................................................2 Caution ............................................................................................................................................2 Nomenclature Combinations.......................................................................................................
VMH Series Heat Controller, Inc. Installation Manual SAFETY PRECAUTIONS Read the follow SAFETY PRECAUTIONS carefully before installation. Electrical work must be installed by a licensed electrician. Be sure to use the correct rating of the power plug and main circuit for the model to be installed. Incorrect installation due to ignoring of the instruction will cause harm or damage. The seriousness is classified by the following indications.
VMH Series Installation Manual Heat Controller, Inc.
VMH Series Heat Controller, Inc. Unit combinations Installation Manual NOTE: The total capacity of indoor air handlers can not exceed the nominal capacity of the outdoor unit. The minimum quantity of indoor air handlers is one on any outdoor unit, whether it is a dual, tri, or quad zone. Indoor unit combinations for A-VMH18DC-1 Comb. Dual(1x1) Dual (1x2) Combinations Unit A Unit B 9k — 12k — 18k — 9k 9k 9k 12k Indoor unit combinations for A-VMH27TC-1 Comb.
VMH Series Installation Manual Heat Controller, Inc. INSTALLATION INSTRUCTIONS NOTE: Indoor units shown can be replaced with ceiling cassettes. Mor e tha 2 n 12 More than 15cm 1 cm 3 A ir fi lt er Remote controller Ai r fil te r Ai r fil te r Ai r fil te r 4 5 Remote Remote controller controller Remote controller 6 Air out A ir fi lt er Remote controller Loop a connective cable One-Two One-Three One-Four One-Five CAUTIONS This illustration is for explanation purposes only.
.2 Connecting the cables The power wiring should always follow NEC and local codes, with respect to the unit’s, rating plate. See installation connection is 208/230V/1PH~60HZ. Heat Controller, Inc. manual for additional information. Main VMHpower Series Installation Manual The communicating cable, which connects between the indoor and outdoor units must meet all NEC and local codes, with respect to the unit’s rating plate. We recommend using 14 AWG/4 conductor Stranded THHN 6 Ф Ф V cable.
VMH Series Installation Manual Heat Controller, Inc. INSTALLATION INSTRUCTIONS 1. Selecting Installation Place More than 6 in.(15cm) Read completely, then follow step by step. More than 5 in.(12cm) Indoor unit More than 5 in.(12cm) Do not expose the indoor unit to heat or steam. Select a place where there are no obstacles in front or around the unit. More than 6.5 ft.(2.0m) Make sure that condensation drainage can be conveniently routed away. Fig.1 Do not install near a doorway.
VMH Series Heat Controller, Inc. Installation Manual INSTALLATION INSTRUCTIONS Tools needed for installation: Level gauge Screwdriver Electric drill,Hole core drill Ø1/4” (65 mm) Flaring tool set Torque wrench: 1.8kgf.m, 4.2kgf.
Installation Manual VMH Series Heat Controller, Inc. INSTALLATION INSTRUCTIONS Indoor unit installation(wall-mounted type) Correct orientation of Installation Plate 1. Fit the Installation Plate 1. Fit the installation plate horizontally on structural parts (studs) of the wall with spaces around the installation plate. 2. If the wall is made of brick, concrete or the like, drill five or eight 3/16”(5mm) diameter holes in the wall.Insert Clip anchor for appropriate mounting screws. 3.
Heat Controller, Inc. VMH Series Installation Manual INSTALLATION INSTRUCTIONS 2. When connecting the drain extension hose, insulate the connection of extension drain hose with a shield pipe, do not let the drain hose slack. Connective pipe installation Fig.8 1. For the left-hand and right-hand piping, remove the pipe cover from the side panel. 2. For the rear-right-hand and rear-left-hand piping, install the piping as shown in Fig.10. Rear-right piping Right-hand piping 3.
Installation Manual VMH Series Heat Controller, Inc. INSTALLATION INSTRUCTIONS 4. Indoor unit installation 1. Pass the piping through the hole in the wall. 2. Put the upper claw at the back of the indoor unit on the upper hook of the installation plate, move the indoor unit from side to side to see that it is securely fastened (see Fig.12). 3. For easier installation separate the bottom of the indoor unit from the wall by inserting a spaces, such as a piece of foam between the unit and the wall.
VMH Series Heat Controller, Inc. Installation Manual INSTALLATION INSTRUCTIONS 2. Four-way cassette type Included Pans 8. Soundproof / insulation sheath.............2 9. Remote controller...........................1 10. Holder.............................................1 11. Mounting screw(ST2.9×10-C-H) ...2 4. Bolt M5¡16 or M6¡12.....................4 5. Fernte Core Filter..................................1 12. Alkaline dry batteries (AM4)............
Installation Manual VMH Series Heat Controller, Inc. INSTALLATION INSTRUCTIONS A The length could be calculated from Fig.17: Length=210+L(in general, L is half of the whole length of the installation hook) c. Please adjust the hexangular nuts on the four installation hooks evenly, to ensure the balance of the body.
Heat Controller, Inc. VMH Series Installation Manual INSTALLATION INSTRUCTIONS (2) Install the panel a. Align the swing motor on the panel to the water receiver of the body properly. (Refer to Fig.23) b. Hang the four fixed rope of the main body to the installation cover and the other three covers of the swing motor: (Refer to Fig.23 ) Drain side 1 Steel rope 2 CAUTIONS: 3 The installation cover of the swing motor must sink into the corresponding water receiver. c.
VMH Series Installation Manual Heat Controller, Inc. Outdoor Unit Installation INSTALLATION INSTRUCTIONS Outdoor installation precaution • Install the outdoor unit on a rigid base to prevent increasing noise level and vibration. Outdoor unit installation • Determine the air outlet direction where the Outdoor installation precaution discharged air is not blocked.
Heat Controller, Inc. VMH Series Installation Manual REFRIGERANT PIPE CONNECTION Drain joint installation Fit the seal into the drain elbow, then insert the drain joint into the base pan hole of outdoor unit, rotate 90 to securely assemble them. Connecting the drain joint with an extension drain hose (Locally purchased), in case of the water draining off the outdoor unit during the heating mode. Base pan hole of outdoor unit Drain joint Seal Seal Drain pipe Fig.46 Refrigerant pipe connection 1.
VMH Series Installation Manual Refrigerant Pipe Connection D: Flaring work Firmly hold copper pipe in a die in the dimension shown in the table below. Outer diameter in. (mm) o 1/4" (6.35) o 3/8" (9.35) o 1/2" (12.7) A in. (mm) Max. 0.5 (1.3) 0.63 (1.6) 0.709 (1.8) Min. 0.276 (0.7) 0.394 (1.0) 0.394 (1.0) Tightening Connection • Align the center of the pipes. • Sufficiently tighten the flare nut with fingers, and then tighten it with a spanner and torque wrench as shown in Fig.51 & 52.
VMH Series Heat Controller, Inc. Installation Manual ELECTRICAL WORK Wiring connection Minimum norminal cross-sectional area of conductors: NOTE: Before performing any electrical work, turn off the main power to the system. Rated current of appliance Nominal cross-sectional area (mm 2) (A) CAUTION 0.75 >3 and <6 1. All wiring must comply with local and national electrical codes 2. Unit should be grounded in compliance with local and national electrical codes. 3.
VMH Series Installation Manual Heat Controller, Inc. ELECTRICAL WORK NOTE:please refer to the following figures,if the client want wire by themselves. One-two models: N L Ferrile Core Filter L1 L2 L(A) N(A)S(A)L(B) N(B)S(B) POWER L1 L2 S Magnetic ring(not supplied, optional part) L1(A) L2(A) S(A) L1(B) L2(B) S(B) (Used to hitch to the connective cable of indoor and outdoor units after installation.
VMH Series Heat Controller, Inc. Installation Manual Air Purging Air and moisture in the refrigerant system have undesirable effects as indicated below: • Pressure in the system rises. • Operating current rises. • Cooling or heating efficiency drops. • Moisture in the refrigerant circuit may freeze and block capillary tubing. • Water may lead to corrosion of parts in the refrigeration system.
Installation Manual VMH Series Heat Controller, Inc. Air Purging • When relocating the unit to another place, perform evacuation using vacuum pump. • Make sure the refrigerant added into the air conditioner is liquid form. Caution in handling the packed valve • Open the valve stem until it hits against the stop. Do not try to open it further. • Securely tighten the valve stem cap with a spanner or the like. • Valve stem cap tightening torque (see tightening torque table).
Heat Controller, Inc. VMH Series Installation Manual Air Purging AIR PURGING Safety Leak Checkcheck Safetyand and leakage Electrical safety check Perform the electric safe check after completing installation: 1. Insulated resistance The insulated resistance must be more than 2M . 2. Grounding work After finishing grounding work, measure the grounding resistance by visual detection and grounding resistance tester. Make sure the grounding resistance is less than 4 . 3.
VMH Series Installation Manual Heat Controller, Inc. TEST RUNNING Testing the System Test running Perform test operation after completing gas leak check at the flare nut connections and electrical safety check. Check that all tubing and wiring have been properly connected. Check that the gas and liquid side service valves are fully open. 1. Connect the power, press the ON/OFF button on the remote controller to turn the unit on. 2. Use select COOL, HEAT, AUTO and and FANFAN to check if all the work 2.
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