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Sanyo C1852 manual

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Table of contents for the manual

  • Page 1

    INST ALLA TION INSTRUCTIONS – Split System Air Conditioner – Model Combinations Combine indoor and outdoor units only as listed below . Indoor Units Outdoor Units KS0951 C0951 CL0951 KS1251 C1251 CL1251 Power Source: 60 Hz, single-phase, 1 15 V KS1852 C1852 CL1852 Power Source: 60 Hz, single-phase, 230/208 V COOL / DR Y Model In Canada SANYO FI[...]

  • Page 2

    2 IMPORT ANT! Please Read Before Starting This air conditioning system meets strict safety and operating standards. As the installer or service person, it is an important part of your job to install or service the system so it operates safely and efficiently . For safe installation and trouble-free operation, you must: ● Carefully read this instr[...]

  • Page 3

    3 1. General This booklet briefly outlines where and how to install the air conditioning system. Please read over the entire set of instructions for the indoor and outdoor units and make sure all accessory parts listed are with the system before beginning. 1-1. T ools Required for Installation (not supplied) 1. Standard screwdriver 2. Phillips head[...]

  • Page 4

    4 1-6. Additional Materials Required for Installation 1. Refrigeration (armored) tape 2. Insulated staples or clamps for connecting wire (See local codes) 3. Putty 4. Refrigeration lubricant 5. Clamps or saddles to secure refrigerant tubing 2. Installation Site Selection 2-1. Indoor Unit A VOID: ● direct sunlight. ● nearby heat sources that may[...]

  • Page 5

    5 Fig. 5b 2-2. Outdoor Unit A VOID: ● heat sources, exhaust fans, etc. (Fig. 4) ● damp, humid or uneven locations. DO: ● 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) Outdoor unit Hot air Heat source Exhaust fan [...]

  • Page 6

    6 Set screw only for transportation Fig. 6 Rear panel ▲ marks Fig. 7 Left tubing Right tubing Downward tubing Right-rear tubing (recommended) Left-rear tubing Fig. 8a 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 fra[...]

  • Page 7

    7 Indoor side Outdoor side Hole should be made at a slight downward slant to the outdoor side. NOTE Fig. 10 Plastic cover INSIDE OUTSIDE Wall Slight angle PVC pipe Fig. 12 PVC pipe (locally purchased) Cut at slight angle Fig. 1 1 Fig. 13 Fig. 14 3/16" (4.8 mm) dia. hole Rawl plug Fig. 15 (4) Using a sabre saw , key hole saw or hole-cutting dri[...]

  • Page 8

    8 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) Set the flap in the horizontal position. (2) Unscrew the screws. (Fig. 16a or 16b) (3) Remove the grille. (Fig.[...]

  • Page 9

    9 3-5. Shape the Indoor Side T ubing 1) Arrangement of tubing by directions 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. 2) T o mount the indoor unit on the rear panel: Hang the 2 mounting slot[...]

  • Page 10

    10 3-7. Recommended Wire Length and Diameter Regulations on wiring diameter differ from locality to locality . For field wiring requirements, please refer to your local electrical codes. Carefully observe these reg- ulations when carrying out the installation. Refer to the wiring system diagram (Fig. 23) Refer to your local codes or in the absence [...]

  • Page 11

    11 Cov er plate T erminal plate Electrical component box Ear th plate Fig. 25b Cov er plate Electrical component box Fig. 25c Cov er plate T erminal plate Electrical component box Ear th plate Fig. 25d Cov er plate Electrical component box Fig. 25a Fig. 26a Ear th plate c) Remove the screws to open the cover plate secur- ing the electrical componen[...]

  • Page 12

    12 When connecting each power wire to the corresponding termi- nal, follow the instructions “ How to connect wiring to the termi- nal ” and fasten the wire securely tight with the fixing screw of the terminal plate. How to connect wiring to the terminal a) For Indoor Unit (1) Cut the wire end with a cutting pliers, then strip the insu- lation t[...]

  • Page 13

    13 3-9. Mounting (1) T o 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 secure- ly fasten to the 2 tabs on the lower part of the rear plate. (Fig. 33) For tubing, choose either the right or left [...]

  • Page 14

    14 T o 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. 38) 3-10. Drain Hose a) The drain hose should be slanted downward to the outdoors. (Fig. 39) b) Never form a trap in the course of the hose. c) If the drain hose will run in the room, insulate [...]

  • Page 15

    15 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 electrical codes. Make sure that the installation fully complies with all local and national [...]

  • Page 16

    16 Deburring Before After Fig. 42 Reamer Copper tubing Fig. 43 Flare tool Flare nut Copper tubing Fig. 44 Apply refrigerant lubricant here and here Fig. 45 Flare nut Union Fig. 46 5. Refrigerant T ubing 5-1. Use of the Flaring Method Many of the conventional split system air conditioners employ the flaring method to connect refrigerant tubes which [...]

  • Page 17

    17 5-4. Connecting T ubing between Indoor and Outdoor Units a) T ightly connect the indoor side refrigerant tubing extend- ed from the wall with the outdoor side tubing. (Fig. 47) b) T o fasten the flare nuts, apply specified torque as: T able 5 5-5. Insulation of Refrigerant T ubing T o prevent heat loss and wet floors due to dripping of con- dens[...]

  • Page 18

    18 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 co[...]

  • Page 19

    19 (5) With the vacuum pump still running, close the “ Lo ” knob of the manifold valve. Then stop the vacuum pump. (6) With the accessory hex wrench, turn the valve stem on the narrow tube service valve counter- clockwise by 90 degrees (1/4 turn) for 10 seconds, and then turn the stem clockwise to close it again. (Fig. 53) (7) Leak test all joi[...]

  • Page 20

    20 * How to T est Run the Air Conditioner . (1) Switch on the power source. (2) Press the ON/OFF button on the remote control unit once. (3) Set the operation selector switch of the indoor unit to the TEST position. This starts the fan, producing uncooled forced air . (Figs. 54a and 54b) (4) After 3 minutes, the system shifts into cooling operation[...]

  • Page 21

    21 ■ Pump Down Pump down means collecting all refrigerant gas in the system back into the outdoor unit without losing any of the gas. Pump down is used when the unit is to be moved or before servicing the refrigerant circuit. Pump Down Procedure Be sure to carry out pump down with the unit in cooling mode. (1) Connect the Lo side charging hose of[...]

  • Page 22

    22 7. Remote Control Unit Installation Position The remote control unit can be operated from either a non-fixed position or a wall-mounted position. T o ensure that the air conditioner operates correctly , do not install the remote control unit in the following places: ● In direct sunlight ● Behind a curtain or other place where it is covered ?[...]