Friedrich ZQ08A10C manual

Room Air Conditioner Ser vice and P ar ts Man ual ZStar TM ZQ08 ( 4-04 )[...]

—2— 1. PREF A CE 1.1 SAFETY PRECAUTIONS ................................2 1.2 INSULATION RESISTANCE TEST .................2 1.3 SPECIFICATIONS ...........................................3 1.4 FEATURES......................................................4 1.5 CONTROL LOCATIONS .................................4 2. DISASSEMBL Y INSTR UCTIONS 2.1[...]

—3— 1.3 SPECIFICA TIONS POWER SUPPLY COOLING CAPACITY (Btu/h) INPUT (W) RUNNING CURRENT (A) E.E.R (Btu/W.h) INDOOR (°C) OUTDOOR (°C) REFRIGERANT (R-22) CHARGE EVAPORATOR CONDENSER FAN, INDOOR FAN, OUTDOOR FAN SPEEDS, FAN/COOLING FAN MOTOR OPERATION CONTROL ROOM TEMP. CONTROL AIR DIRECTION CONTROL CONSTRUCTION PROTECTOR COMPRESSOR FAN MOTOR PO[...]

1.4 FEA TURES • Designed for cooling only. • Powerful and whisper cooling. • Slide-in and slide-out chassis for the simple installation and service. • Side air-intake, side cooled-air discharge. 1.5 CONTR OL LOCA TIONS 1.5.1 CONTROL ONL Y MODEL • VENTILATION The ventilation lever must be in the CLOSE position in order to maintain the best[...]

— 5 — 2.1 MECHANICAL P AR TS 2.1.1 FRONT GRILLE 1. Open the INLET GRILLE downward and remove the air filter. 2. Remove the screw which fastens the FRONT GRILLE. 3. Pull the FRONT GRILLE from the right side. 4. Remove the FRONT GRILLE. 5. Re-install the component by referring to the above removal procedure. (See figure 1) 2.1.2 CABINET 1. After [...]

— 6 — 2.2 AIR HANDLING P AR TS 2.2.1 AIR GUIDE AND BLO WER 1. Remove the front grille. (Refer to section 2.1.1) 2. Remove the cabinet. (Refer to section 2.1.2) 3. Remove the control box. (Refer to section 2.1.3) 4. Remove the 3 screws which fasten the brace. 5. Remove the brace. 6. Remove the 2 screws which fasten the evaporator. 7. Move the ev[...]

2.3 ELECTRICAL P AR TS 2.3.1 O VERLO AD PRO TECT OR 1. Remove the cabinet. (Refer to section 2.1.2) 2. Remove the nut which fastens the terminal cover. 3. Remove the terminal cover. (See Figure 7) 4. Remove all the leads from the overload protector. 5. Remove the overload protector. 6. Re-install the component by referring to the removal procedure,[...]

— 8 — 2.3.4 PO WER CORD 1. Remove the control box. (Refer to section 2.1.3) 2. Open the control box. (Refer to section 2.3.3) 3. Disconnect the grounding screw from the control box. 4. Disconnect the 2 receptacles. 5. Remove a screw which fastens the clip cord. (See Figure 10) 6. Remove the power cord. 7. Re-install the component by referring t[...]

2.4 REFRIGERA TING CYCLE 2.4.1 CONDENSER 1. Remove the cabinet. (Refer to section 2.1.2) 2. Remove the 3 screws which fasten the brace.(Refer to section 2.2.1) 3. Remove the 3 screws which fasten the condenser and shroud. 4. After discharging the refrigerant completely, unbraze the interconnecting tube at the condenser connections. 5. Remove the co[...]

— 10 — — Replacement of the refrigeration cycle. 1. When replacing the refrigeration cycle, be sure to Discharge the refrigerant system using a Freon TM recovery System. If there is no valve to attach the recovery system, install one (such as a WATCO A-1) before venting the Freon TM . Leave the valve in place after servicing the system. 2. Af[...]

— 11 — Equipment needed: Vacuum pump, Charging cylinder, Manifold gauge, Brazing equipment. Pin-off tool capable of making a vapor-proof seal, Leak detector, Tubing cutter, Hand Tools to remove components, Service valve. A COMPOUND GAUGE EVAPORATOR (LOW PRESSURE SIDE) COMPRESSOR CAPILLARY TUBE CONDENSER (HIGH PRESSURE SIDE) SEE INSETS BELOW MAN[...]

— 12 — 3. INST ALLA TION 3.1 INST ALLA TION HARD W ARE Type C (5) Type A (13) Bolt (2) Nut (2) Type B (3) Foam top window gasket Window sash seal Right frame curtain Window locking bracket Left frame curtain Frame guide(2) Sill support(2) 3.2 SELECT THE BEST LOCA TION Step 1. To prevent vibration and noise, make sure the unit is installed secur[...]

— 13 — 3.3 WINDO W REQUIREMENTS Step 1. These instructions are for a standard double hung window. You will need to modify them for other types of windows. Step 2. The air conditioner can be installed without the frame curtain if needed to fit in a narrow window. See the window opening dimensions to the right. Step 3. All supporting parts must b[...]

✓ Remove the 2 shipping screws from the back of the case. ✓ Remove the 2 screws on each side of the case. Keep these for later use. ✓ Slide the air conditioner from the case by gripping the base pan handle and pulling forward while bracing the case. 3.6 BEFORE INST ALLA TION... ✓ Cut the window sash seal to the proper length. Peel off the b[...]

Step 1. Open the window and mark the centerline of the window stool (or desired air conditioner location). Step 2. Carefully place the case on the window stool and align the center mark on the bottom front with the centerline of the stool Step 3. Pull the window down behind the top mounting rail NOTE: Do not shut the window so tightly that movement[...]

Step 1. Slide the air conditioner into the case. Reinstall the 2 screws removed earlier on each side of the case. Step 2. Before installing the front grille, pull out the vent control lever located above the unit control knobs, as shown. Step 3. Attach the front grille to the case by inserting the tabs on the grille into the slots on the front of t[...]

— 17 — 4. TR OUBLESHOO TING GUIDE 4.1 OUTSIDE DIMENSIONS 525mm(20 11 / 16 ") 470mm(18 1 / 2 ") 353mm(13 7 / 8 ") 250mm(10")[...]

— 18 — CAPILLARY TUBE COMPRESSOR BLOWER EV APORA TOR COIL : REFRIGERANT FLOW CONDENSER COIL FA N MOTOR 4.2 PIPING SYSTEM The following is a brief description of the important components and their function in what is called the refrigeration system. Reference should made to figure 17 to follow the refrigerating cycle and the flow of the refriger[...]

— 19 — 4.3 TROUBLESHOO TING GUIDE In general, possible trouble is classified in two kinds. The one is called Starting Failure which is caused from an electrical defect. The other is Ineffective Air Conditioning caused by a defect in the refrigeration circuit and improper application. Unit runs but poor cooling is ineff ective . Ineffective Cool[...]

— 20 — Fails to Start Check of circuit breaker and fuse. Gas leakage of feeler bulb of thermostat Check of control switch. Only fan fails to start. Improper wiring Defect of fan motor capacitor Resistance irregular motor ( ). Insulation irregular motor ( ). Replacement of fan motor Regular but fails to start Replacement of compressor (Locking o[...]

— 21 — — 21 — COMPLAINT CAUSE REMEDY Check voltage at outlet. Correct if none. Check voltage to rotary switch. If none, check power supply cord. Replace cord if circuit is open. Check switch continuity. Refer to wiring diagram for terminal identification. Replace switch if none defective. Connect wire. Refer to wiring diagram for terminal i[...]

— 22 — COMPLAINT CAUSE REMEDY If cracked, out of balance, or partially missing, replace it. If cracked, out of balance, or partially missing, replace it. Tighten it. If knocking sounds continue when running or loose, replace the motor. If the motor hums or noise appears to be internal while running, replace motor. Check voltage. See the limits [...]

— 23 — COMPLAINT CAUSE REMEDY If not running, determine the cause. Replace if required. Remove the cabinet, inspect the interior surface of the condenser. If restricted, clean carefully with a vacuum cleaner (do not damage fins) or brush. Clean the interior base before re-assembling. If the condenser fins are closed over a large area on the coi[...]

—24— 5. SCHEMA TIC DIA GRAM • CIRCUIT DIA GRAM • MODEL : ZQ08A10C 1 3 4 8 5 9 2 6 7 COMP. MOTOR WH(BL) POWER INPUT (Plain) GN(GN/YL) GN(GN/YL) BK(BR) (Ribbed) WIRING DIAGRAM 3854AR3563A BL BL RD BK R C S YL YL RD BK BL RD ROTARY SWITCH BK BL L 7 1 8 6 4 2 H M OR(BR) OR(BR) BL RD BK THERMOSTAT CAPACITOR P.T.C RD BK F C H BR(YL) OLP LOCATION [...]

— 25 — 6. EXPLODED VIEW 17 34 62 50 52 51 48 49 6 29 28 31 26 23 24 18 19 20 27 21 29 30 3 2 10 9 7 1 22 25 61 37 36 43 42 47 46 41 40 44 16 15 14 13 12 11 8 55 56 54 58 59 57 60 35 32 45 38 E A C D B 5 4 39 33 53[...]

— 26 — 7. REPLA CEMENT P AR TS LIST • MODEL: ZQ08A10C A FRONT GRILLE ASSY 3531A20034C 1 R 1 673-044-02 FRONT GRILLE 3530A10026A 1 R 2 673-061-01 INLET GRILLE 3530A10028A 1 R 3 AIR FILTER ASSY 5231A20004A 1 R 4 LOUVER, HORIZONTAL 4758A20002A 1 R 5 673-062-50 VERTICAL LOUVER 4758A30008A 2 R 6 CABINET ASSY 3091A30005C 1 R B COMP & ACCESSORY [...]

— 27 — PART NO. DESCRIPTION REMARK ZQ08A10C LOCATION NO . FRIEDRICH PART NO. Q'TY PER SET C CONTROL BOX ASSY 4995A20072B 1 N 35 CONTROL BOX, SINGLE 4994A10006B 1 R 36 CONTROL PANEL ASSY 3721A20037B 1 R 37 KNOB ASSY 4941A30011A 2 R 38 CAPACITOR 6120AR2359F 1 R 39 673-006-00 CAPACITOR CLAMP 4H00442N 1 R 40 673-000-00 POWER CORD ASSY 2H00677P[...]

ZQ08 (4-04) Printed in the U.S.A Post Office Box 1540 • 4200 N. Pan Am Expressway • San Antonio, Texas 78295-1540 • (210) 357-4400 • FAX (210) 357-4480 FRIEDRICH AIR CONDITIONING CO. Visit our web site at www.friedrich.com P/NO.: 3828A20038U Use F actor y Cer tified P ar ts...[...]