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Panasonic CS-SA12CKP Service Manual

Other manuals for CS-SA12CKP: Operating Instructions Manual

Summary of CS-SA12CKP

  • Page 1

    1 functions 2 2 product specifications 5 3 dimensions 9 4 refrigeration cycle diagram 11 5 block diagram 12 6 wiring diagram 13 7 operation details 14 8 installation 25 9 2-way, 3-way valve 40 © guangzhou matsushita air conditioner co., ltd. (gmac) all rights reserved. Unauthorized copying and distr...

  • Page 2: 1 Functions

    1 functions operation start/st op operation mode selection automatic operation heating mode operation cooling mode operation soft dry mode operation mode indoor fan speed selection high speed medium speed low speed automatic speed airflow direction control auto airflow direction airflow direction ma...

  • Page 3

    Indoor unit when the remote control cannot be used, please use this button. Keep pressing this button for 10sec to turn on or turn off the signal receiving sound. Used when testing or repairing operation (green) timer(orange) iights up in operation blinks during test run operation and determining au...

  • Page 4

    Outdoor unit to protect the compressor from reverse rotation when power off suddenly. The 2-step overload protector is to protect the compressor when 1/ temperature of compressor reaches 120 c 2/ high temperature or current enters into the compressor (only for cu-sa9ckp5) once the compressor is acti...

  • Page 5: 2 Product Specifications

    2 product specifications unit cs-sa9ckp cu-sa9ckp5 cooling capacity kw 2.70-2.75 heating capacity kw 3.10-3.15 moisture removal l/h 1.60 power source phase v cycle single 220-230 50 airflow method outlet intake side view top view air circulation indoor air (low) m 3 /min cooling: 6.79 — heating: 6.8...

  • Page 6

    Unit cs-sa9ckp cu-sa9ckp5 compressor type — rotary(1 cylinder) rolling piston type motor type — induction(2 pole) rated output w — 750 air circulation type cross-flow fan propeller fan motor type induction (4 pole) induction (6 pole) input w — 58.6 rate output w 13 20 fan speed low rpm 900 — medium ...

  • Page 7

    Unit cs-sa12ckp cu-sa12ckp5 cooling capacity kw 3.35-3.40 heating capacity kw 4.00-4.05 moisture removal l/h 1.80 power source phase v cycle single 220 - 230 50 airflow method outlet intake side view top view air circulation indoor air (low) m 3 /min cooling: 7.43 — heating: 7.92 indoor air (medium)...

  • Page 8

    Unit cs-sa12ckp cu-sa12ckp5 air circulation type cross-flow fan propeller fan motor type induction (4 pole) induction (6 pole) input w — 58.6 rate output w 13 20 fan speed low rpm 980 — medium rpm 1090 — high rpm 1200 750 heat exchanger discription evaporator condenser tube material copper copper fi...

  • Page 9: 3 Dimensions

    3 dimensions 9 cs-sa9ckp cu-sa9ckp5 / cs-sa12ckp cu-sa12ckp5.

  • Page 10

    10 cs-sa9ckp cu-sa9ckp5 / cs-sa12ckp cu-sa12ckp5.

  • Page 11

    4 refrigeration cycle diagram 11 cs-sa9ckp cu-sa9ckp5 / cs-sa12ckp cu-sa12ckp5.

  • Page 12: 5 Block Diagram

    5 block diagram 12 cs-sa9ckp cu-sa9ckp5 / cs-sa12ckp cu-sa12ckp5.

  • Page 13: 6 Wiring Diagram

    6 wiring diagram 13 cs-sa9ckp cu-sa9ckp5 / cs-sa12ckp cu-sa12ckp5.

  • Page 14: 7 Operation Details

    Time delay safety control automatic restarting control anti-freezing control • • • • if temperature of evaporator is lower than 2°c continuously for 4 minutes, the compressor ill cease to prevent the evaporator from freezing. Fan speed setting will not be changed. • • • • when temperature of evapora...

  • Page 15

    Automatic fan speed mode time graph for cooling operation during cooling mode operation, use remote controller to select automatic fan speed. • • • • fan speed will be at the point between "high speed" and "medium speed". • • • • deodorization control. 15 cs-sa9ckp cu-sa9ckp5 / cs-sa12ckp cu-sa12ckp...

  • Page 16

    Time delay safety protection anti freezing control compressor protection control anti-reverse control automatic fan speed 7.2. Soft dry mode operation • • • • when selecting soft dry mode operation, the operation will be cooling untill the room temperature reaches the set temp on the remote control,...

  • Page 17

    Time graph for soft dry operation 17 cs-sa9ckp cu-sa9ckp5 / cs-sa12ckp cu-sa12ckp5.

  • Page 18

    Time delay safety protection control overload protection control compressor protection control anti-reversing protection 4-way valve control warm booting control • • • • when turning on the unit by heating mode operation, indoor fan will be activated when temperature of indoor heat exchanger reaches...

  • Page 19

    Automatic fan mode operation time graph for heating mode operation when selecting automatic fan mode by remote controller during heating mode operation, the fan will operate at different speed under different conditiors according to the temperature of indoor heat exchanger. 19 cs-sa9ckp cu-sa9ckp5 /...

  • Page 20

    Deice control deice operation is to protect the outdoor unit from freezing. • • • • normal deice operation decing starts 30 minutes after heating mode operation or 60 minutes after the latest decing operation. If temperature of outdoor piping, tested by trs, falls to 3°c (trs off)or below for contin...

  • Page 21

    Time graph for normal deicing operation time graph for overload deicing 21 cs-sa9ckp cu-sa9ckp5 / cs-sa12ckp cu-sa12ckp5.

  • Page 22

    Standard for determining operation mode 7.4. Automatic mode operation first determination: second determination: one hour after the above determination, the unit will operate according to the table below. 1. Indoor fan operates at super low speed for 20 seconds. 2. After judging indoor air temperatu...

  • Page 23

    7.5. Indoor fan motor control • • • • automatic fan speed control when automatic fan speed set, the available range for fan speed is from h to slo • • • • manual fan speed control • • • • basic fan speed can be manually adjusted (lo, med, hi) by using the fan speed selection button. Basic fan speed ...

  • Page 24

    Airflow direction auto-control airflow direction manual control 7.6. Airflow direction control • • • • when set at airflow direction auto-control with remote controller, the louver swings up and down as shown in the table below. • • • • the louver does not swing when the indoor fan stops during oper...

  • Page 25: 8 Installation

    8.1. Before installation warning indoor unit outdoor unit 8 installation ■ engage dealer or specialist for installation. If installation done by the user is defective, it will cause water leakage, electrical shock or fire. ■ use the specified cable(1.5mm 2 ) and connect tightly for indoor/putdoor co...

  • Page 26

    26 cs-sa9ckp cu-sa9ckp5 / cs-sa12ckp cu-sa12ckp5.

  • Page 27

    8.2. Outline of installation installation works installation parts required tools 1. Installation of indoor, outdoor unit ● installation plate ● a level gauge 1) selet the best location........P.28 ● 4 wooden screws ● philips screw driver 2) indoor unit installation........P.29 ● 4 anchor bolts ● el...

  • Page 28

    8.3.1.1. Indoor unit • • • • there should not be any heat source of steam near the unit. • • • • there should not be any obstacles to prevent the air circulation. • • • • a place where air circulation will be good. • • • • a place where drainage can be easily obtained. • • • • a place where noise pr...

  • Page 29

    8.3.2. Indoor unit installation the mounting wall is strong and solid enough to prevent it from vibration. 8.3.2.1. Mount the installation plate on the wall with four installation plate fixing screws. (if mounting the unit on the concrete wall, consider using anchor bolts.) • • • • always mount the ...

  • Page 30

    8.4.1.1. Cut the pipes and the cable • • • • use the accessory piping kit or pipes purchase locally. • • • • measure the distance between the indoor and the outdoor unit. • • • • cut the pipes a little longer the measured distance. • • • • cut the cable a 1.5m longer than the pipe lengh. Model pipe ...

  • Page 31

    Remove the indoor piping • • • • pull the tube out of chasis. For the right piping 1. Pull the tube out of chassis. 2. Insert the tube and drain hose into the hole. 3. Insert the connecting cable into the indoor unit through the hole. • • • • do not connect the unit to power supply. • • • • make a s...

  • Page 32

    Model piping side torque cs-sa12ckp cu-sa12ckp5 gas side 1/2" 55n.N for the left side piping 1. Route the indoor tubing with the drain hose to the hole. • • • • pull out the drain hose. • • • • exchange the hose and cap. 2. Insert the piping and connecting cable to indoor side through the hole. 3. I...

  • Page 33

    4. Indoor unit installation • • • • hook the indoor unit onto the upper portion of installation plate. (engage the two hooks of the rear top of the indoor unit with the upper edge of the installation plate.) • • • • ensure the hooks are properly seated on the installation plate by moving it left and...

  • Page 34

    8.5. In case of embedded piping for the embedded piping follow the same procedure for left rear and left piping. 8.5.1. Replace the drain hose 8.5.2. Bend the embedded piping • • • • use a spring bender or equivalent to bend the piping so that the piping is not crushed. 8.5.3. Install the indoor uni...

  • Page 35

    8.6. Connecting piping and the cable to outdoor unit 8.6.1. Connecting the piping to outdoor unit 1. Align the center of the piping and sufficiently tighten the flare nut with fingers. 2. Finally tighten the flare nut with torque wrench unit the wrench click. ● when tightening the flare nut with tor...

  • Page 36

    8.7. Air purging of the piping and indoor unit 8.7.1. Air purging the air which contains moisture is remaining in the refrigeration cycle may cause malfunction on the compressor. 1. Remove caps from the 2-way and 3-way valves. 2. Remove the service-port cap from the 3-way valve. 3. To open the valve...

  • Page 37

    8.8.1. Checking the drainage 1. Remove the front grille from the cabinet when removing the front grille for maintenance purposes, etc, carry out by the following procedures. A. Set the vertical airflow direction louver (1) to the horizontal position. B. Remove the two caps on the front grille as sho...

  • Page 38

    8.8.2. Connecting the indoor/outdoor connecting cable it does not need to remove the front grille when connecting the indoor/outdoor connecting cable. 1. Open the front grille. 2. Open the cover of the control board by loosening the fixing screw. 3. Connect the indoor/outdoor unit connecting cable t...

  • Page 39

    8.9. Test running 8.9.1. Connect the power supply 1. Connect the power supply cord to independent power supply. • • • • circuit breaker is necessary. 2. Prepare the remote controller • • • • insert two batteries • • • • remove the cover from the back of the remote controller. Insert two batteries • ...

  • Page 40: 9 2-Way, 3-Way Valve

    9 2-way, 3-way valve 2-way valve (liquid side) 3-way valve (gas side) works shaft position shaft position service port shipping close closed closed (with valve cap) (with valve cap) (with cap) air purging (installation and re- installation) open closed open (counter-clockwise) (clockwise) (push-pin)...

  • Page 41

    9.1. Air purging (installation) required tools: hexagonal wrench, adjustable wrench, torque wrench, wrench to hold joints and gas leak detector. The additional gas for air purging has been charged in the outdoor unit. However, if the flare connections have not been done correctly and there are gas l...

  • Page 42

    9.2. 2 pumping down 1. Confirm that both 2-way and 3-way valves are set to open positions. • • • • remove the valve stem caps and confirm that the valve stems are in the open position. • • • • be sure using a hexagonal wrench to operate the valve stems. 2. Operate the unit for 10-15 minutes. 3. Stop...

  • Page 43

    9.2.1. 2-1 re-air purging 1. Confirm that both 2-way and 3-way valves are set to the closed position. 2. Connect the charge set and a charging cylinder to the service port of the 3-way valve. 3. Air purging • • • • open the valves on the charge set and charging cylinder, purge the air by loosening t...

  • Page 44

    9.2.2. 2-2 balance refrigerant of the 2-way, 3-way valves (gas leakage) procedure 1. Confirm that both 2-way and 3-way valves are set to the open position. 2. Connect the charge set to the service port of the 3-way valve. • • • • leave the valve on the charge set closed. • • • • connect the charge h...

  • Page 45

    9.3. Evacuation (installation) (no refrigerant in the refrigeration cycle) procedure 1. Connect the vacuum pump to the charge set´s centre hose. 2. Evacuation for approximately 1 hour. • • • • confirm that the gauge needle has moved toward-76cmhg (-0.1mpa) [vacuum of 4 mmhg or less]. 3. Close the va...

  • Page 46

    1. Connect the charge hose to the charging cylinder • • • • connect the charge hose which was disconnected from the vacuum pump to the valve at the bottom of the cylinder. • • • • if you are using a gas cylinder also use a scale and reverse the cylinder so that the system can be charged with liquid....

  • Page 47

    • • • • inspection points for the indoor electronic controller 1. Open the front grille and cover of the control board, the electronic controller, signal receiver and indicators can be seen. • • • • removal procedure for the fan motor 1. Remove the connector cn-mtr of fan motor, and connector cn-stm...

  • Page 48

    3. Remove the fan motor. Loosen the fan motor securing screw at the junction of the cross fan. (see fig 5) remove the special tab, and pull the fan motor out. (see fig 6, fig 7) fig 5 fig 6 fig 7 48 cs-sa9ckp cu-sa9ckp5 / cs-sa12ckp cu-sa12ckp5.

  • Page 49

    • • • • removal procedure of the cross flow fan 1. Remove the fan motor. (refer to the removal procedure of fan motor, fig 8) remove the securing screw of the front grille, pull the front grille down towards you. 2. Loosen the bearing on the left side of the cross flow fan. 3. Take off the securing-...

  • Page 50

    • • • • remote control reset if the display is chaotic or can not be adjusted, use a pin to gently press reset button to reset the remote control to the original set by manufacturer.(fig 11 ) fig 11 fig 12 ● remove the back lid of the remote controller and you will find terminal two s, it is possibl...

  • Page 51: 11 Trouble-Shooting Guide

    Refrigeration cycle system in order to diagnose malfunctions, make sure that there are no electrical problems before inspecting the refrigeration cycle. Such problems include insufficient insulation, problem with the power source, malfunction of compressor or fan. The normal outlet air temperature a...

  • Page 52

    11.1. Relationship between the condition of air conditioner and pressure and electric current cooling mode heating mode condition of the air conditioner low pressure high pressure electric current during operation low pressure high pressure electric current during operation insufficient refrigerant ...

  • Page 53: 12 Technical Data

    12 technical data ■ ■ ■ ■ thermostat characteristics cs-sa9ckp/cu-sa12ckp5 53 cs-sa9ckp cu-sa9ckp5 / cs-sa12ckp cu-sa12ckp5.

  • Page 54

    ■ ■ ■ ■ operating characteristics cs-sa9ckp/cu-sa9ckp5 cs-sa12ckp/cu-sa12ckp5 54 cs-sa9ckp cu-sa9ckp5 / cs-sa12ckp cu-sa12ckp5.

  • Page 55: 13 Exploded View

    13 exploded view cs-sa9ckp/cs-sa12ckp 55 cs-sa9ckp cu-sa9ckp5 / cs-sa12ckp cu-sa12ckp5.

  • Page 56: 14 Replacement Parts List

    14 replacement parts list cs-sa9ckp/cs-sa12ckp no. Description&name q’ty cs-sa9bkp5 cs-sa12bkp5 re 1 chassy ass´y 1 cwd50c1234 cwd50c1234 2 fan motor 1 cwa921097 cwa921097 * 3 cross flow fan complete 1 cwh02c1004 cwh02c1004 6 evaporator 1 cwb30c1139 cwb30c1139 * 7 tube ass´y complete 1 cwt01c2492 cw...

  • Page 57: 15 Exploded View

    15 exploded view cu-sa9ckp5/cu-sa12ckp5 57 cs-sa9ckp cu-sa9ckp5 / cs-sa12ckp cu-sa12ckp5.

  • Page 58: 16 Replacement Parts List

    16 replacement parts list cu-sa9ckp5/cu-sa12ckp5 no. Description&name q’ty cu-sa9bkp5 cu-sa12bkp5 re 1 base ass´y 1 cwd50k623a cwd50k2059a 2 fan motor 1 cwa95327 cwa951210 * 3 holder-fan motor 1 cwd54191 cwd541020 5 fixing screw-fan motor 1 cwh55027 cwh55406 6 propeller fan 1 cwh00k052 cwh03k1006 7 ...

  • Page 59

    17 electronic circuit diagram (vh3.W ) (xh3 .Wh ) 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 1 2 3 2 1 1 3 3 3 1 1 g i o g i o w fuse y br o bl r b b b transformer thermo fuse electronic circuit diagram beeper/a48004 (vh-7 . W ) ry-c (2a) 250...

  • Page 60

    33 34 35 36 37 38 39 40 41 42 43 45 46 47 48 49 50 51 51 52 53 54 55 56 57 58 59 60 61 62 63 64 1 2 3 1 2 3 1 4 3 4 3 2 1 3 2 1 3 2 1 4 3 2 1 5 6 7 8 auto sw pump sw indicator operation (g) motor (kr5. W) (kr4. W) fig.1 q2 r14 5.1k un4211 c12 0.1* c19 0.022* 5v r19 5.1k r1 10k ic1 a52d011f062 + j1 r...

  • Page 61

    17.1. Remote control 61 cs-sa9ckp cu-sa9ckp5 / cs-sa12ckp cu-sa12ckp5.

  • Page 62

    17.2. Printed circuit board (remote control) 62 cs-sa9ckp cu-sa9ckp5 / cs-sa12ckp cu-sa12ckp5 printed in china.