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Sanyo KS1872 Installation Instructions Manual

Inverter split system air conditioner
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See also: Technical & Service Manual , Instruction Manual
- Inverter Split System Air Conditioner -
Contents
Please Read Before Starting .................................. 2
1.
GENERAL .......................................................... 3
2.
INSTALLATION SITE SELECTION ................... 4
3.
4.
5.
REFRIGERANT TUBING .................................. 18
6.
AIR PURGING................................................... 20
85264189988000 © SANYO 2006

INSTALLATION INSTRUCTIONS

This air conditioner uses the new refrigerant R410A.
SANYO FISHER COMPANY
A DIVISION OF SANYO NORTH AMERICA CORPORATION
21605 Plummer Street
Chatsworth, CA 91311 U.S.A.
Page
Combine indoor and outdoor units only as listed
below.
Indoor Unit
KS1872
KS2472
Power Source:
60 Hz, single-phase, 230/208 V
Be sure to read the yellow instruction sheet
attached to the outdoor unit for models using the
new refrigerant R410A.
7.
POSITION ......................................................... 24
8.
ADDRESS SWITCH .......................................... 25
NOTE
The illustrations are based on the typical appearance of
a standard model. Consequently, the shape may differ
from that of the air conditioner that you are installing.
COOL / DRY Model
Model Combinations
Outdoor Unit
C1872
CL1872
C2472
CL2472
In Canada
SANYO Canada Inc.
300 Applewood Crescent, Concord
Ontario, L4K 5C7, Canada
W

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Summary of Contents for Sanyo KS1872

  • Page 1: Table Of Contents

    The illustrations are based on the typical appearance of a standard model. Consequently, the shape may differ from that of the air conditioner that you are installing. SANYO FISHER COMPANY A DIVISION OF SANYO NORTH AMERICA CORPORATION 21605 Plummer Street Chatsworth, CA 91311 U.S.A. COOL / DRY Model...

  • Page 2: Important

    Get a partner to help, and bend your knees when lifting to reduce strain on your back. Sharp edges or thin alu- minum fins on the air conditioner can cut your fingers. When Installing… …In a Ceiling or Wall Make sure the ceiling/wall is strong enough to hold the unit’s weight.

  • Page 3: General

    Cut each tube to the appropriate lengths 1' to 1'4" (30 cm to 40 cm) to dampen vibration between units. Table 2 Narrow Tube Model Outer Dia. KS1872 1/4" (6.35 mm) 0.0314" (0.8 mm) KS2472 1/4" (6.35 mm) 0.0314" (0.8 mm) 6.

  • Page 4: Additional Materials Required For Installation

    WARNING tion and the possibility of fire, do not place obstacles, enclosures and grilles in front of or surround- ing the air conditioner in a way that may block air flow. AVOID: direct sunlight. nearby heat sources that may affect performance of the unit.

  • Page 5: Outdoor Unit

    2-2. Outdoor Unit AVOID: heat sources, exhaust fans, etc. (Fig. 4) damp, humid or uneven locations. choose a place as cool as possible. choose a place that is well ventilated. allow enough room around the unit for air intake/ exhaust and possible maintenance. (Fig. 5a or 5b) provide a solid base (level concrete pad, concrete block, 4"...

  • Page 6: Baffle Plate For The Outdoor Unit

    (Fig. 5f) This unit is designed so that the fan of the outdoor unit runs at low speed when the air conditioner is operated at low outdoor air temperatures. When the outdoor unit is exposed to strong wind, the system pressure drops because of the freeze protector.

  • Page 7: How To Install The Indoor Unit

    3. How to Install the Indoor Unit 3-1. Remove the Rear Panel from the Unit (1) Remove and discard the set screw on the rear panel. (Fig. 6) (2) Press the 2 marks on the frame cover and disen- gage the stationary tabs from the frame. (Fig. 7) (3) Remove the rear panel.

  • Page 8: Install The Rear Panel On The Wall

    (4) Using a sabre saw, key hole saw or hole-cutting drill attachment, cut a hole in the wall. See Table 4 and Fig. 10. Table 4 Hole Dia. 3-5/32" (80 mm) (5) Measure the thickness of the wall from the inside edge to the outside edge and cut PVC pipe at a slight angle 1/4"...

  • Page 9: Remove The Grille To Install The Indoor Unit

    3-4. Remove the Grille to Install the Indoor Unit Basically, these models can be installed and wired with- out removing the grille. If access to any internal part is needed, follow the steps as given below. How to remove the grille (1) Grasp both ends of the air intake grille, and remove it by opening towards the front and pulling towards you.

  • Page 10: Shape The Indoor Side Tubing

    3-5. Shape the Indoor Side Tubing (1) Arrangement of tubing by direction a) Right or left tubing Cut out the corner of the right/left frame with a hacksaw or the like. (Figs. 20 and 21) b) Right-rear or left-rear tubing In this case, the corner of the frame need not be cut.

  • Page 11: Recommended Wire Length And Diameter

    No wire should be allowed to touch refrigerant tubing, the compressor, or any moving part. WARNING To avoid the risk of electric shock, each air conditioner unit must be grounded. For the installation of a grounding device, please observe local electrical codes.

  • Page 12: Wiring Instructions For Inter-Unit Connections

    3-8. Wiring Instructions for Inter-unit Connections (1) Insert the inter-unit wiring (according to local codes) into the through-the-wall PVC pipe. Run the wiring toward the indoor side allowing approx. 10" (25 cm) to extend from the wall face. (Fig. 24) (2) Grasp both ends of the air intake grille, and remove it by opening towards the front and pulling towards you.
  • Page 13 Loose wiring may cause the WARNING terminal to overheat or result in unit malfunction. A fire hazard may also exist. There- fore, be sure all wiring is tightly connected. When connecting each power wire to the corresponding terminal, follow the instructions “How to connect wiring to the terminal”...

  • Page 14: Mounting

    3-9. Mounting (1) To install the indoor unit, mount the indoor unit onto the 2 tabs on the upper part of the rear plate. (2) Hold down the air discharge outlet and press the lower part of the indoor unit until it clicks to securely fasten to the 2 tabs on the lower part of the rear plate.

  • Page 15: Drain Hose

    Left-side tubing (1) Lead the tubing and drain hose through the wall, allowing sufficient length for connection. Then bend the tubing using a tube bender to make the attach- ment. (Fig. 38) (2) Switch the drain hose and drain cap. Switching drain hose and drain cap (a) Locate the drain hose and the drain cap.
  • Page 16 To unmount indoor unit Press the 2 marks on the lower part of the indoor unit and unlatch the tabs. Then lift the indoor unit and unmount. (Fig. 42) 3-10. Drain Hose a) The drain hose should be slanted downward to the outdoors.

  • Page 17: How To Install The Outdoor Unit

    4. How to Install the Outdoor Unit First refer to Section 2. Installation Site Selection. 4-1. Wiring Instructions for the Outdoor Unit Regulations on wire size differ from locality to locality. For field wiring requirements, please refer to your local elec- trical codes.

  • Page 18: Refrigerant Tubing

    5. Refrigerant Tubing 5-1. Use of the Flaring Method Many of the conventional split system air conditioners employ the flaring method to connect refrigerant tubes which run between indoor and outdoor units. In this method, the copper tubes are flared at each end and connected with flare nuts.

  • Page 19: Connecting Tubing Between Indoor And Outdoor Units

    5-4. Connecting Tubing between Indoor and Outdoor Units a) Tightly connect the indoor side refrigerant tubing exten- ded from the wall with the outdoor side tubing. (Fig. 52) b) To fasten the flare nuts, apply specified torque as: Table 6 Tube Dia.

  • Page 20: Air Purging

    6. Air Purging Air and moisture remaining in the refrigerant system have undesirable effects as indicated below. Therefore, they must be purged completely. pressure in the system rises operating current rises cooling (or heating) efficiency drops moisture in the air may freeze and block capillary tubing water may lead to corrosion of parts in the refrigerant system Air Purging with a Vacuum Pump (for Test Run)
  • Page 21 (14) If there is no leakage, stop the air conditioner. (15) Wipe off the soap on the tubing. This completes air purging with a vacuum pump and the air conditioner is ready for actual operation.
  • Page 22 How to Test Run the Air Conditioner After turning on power to the air conditioner, use the remote controller and follow the steps below to conduct the test run. (1) Set the remote controller in Test Run mode. (Fig. 59a) a) Press and hold the ION button.

  • Page 23: Basic Functions Of The Service Valves

    Table 8 Narrow Tube Service Action Valve (2-Way) CLOSED Shipping Fully OPEN Operating and test running the air conditioner Fully OPEN Measuring pressure and gas charging CLOSED Air purging with a vacuum pump CAUTION When opening or clos- ing the service valve...

  • Page 24: Remote Control Unit Installation Position

    In direct sunlight Behind a curtain or other place where it is covered More than 26' (8 m) away from the air conditioner In the path of the air conditioner’s airstream Where it may become extremely hot or cold...

  • Page 25: Address Switch

    8-1. Address Setting of the Remote Control Unit The address can be set in order to prevent interference between remote controllers when two Sanyo indoor units are installed near each other. The address is normally set to “A.” To set a different address, it is necessary to change the address on the second remote controller.

This manual is also suitable for:

C1872Cl1872Ks2472C2472Cl2472

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