Summary of Contents for Meridian MD3720CEE
- Page 1 BRAND: MERIDIAN SERVICE MANUAL LAUNDRY PRODUCTS Combo Washer Dryer MODELS MD3720CEE (WHITE / PLATINUM) - VENTLESS...
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Page 2: Table Of Contents
TABLE OF CONTENTS • Warranty Information………………………….……….………………….. • Safe Servicing Practices……………………………………………………… • Installation ………………………………………………..……………………….. • Important Pre Service Instructions……………………..…………….. • Diagnosis & Technical Troubleshooting…………………………….. • Replacement Procedure, Wiring & Testing of parts………….. • Quick Check………………………………………………..……………………….. • Contact Information…………………………………..……………………….. -
Page 3: Warranty Information
• Installation - improper hook-up or leveling • Maintenance - cleaning of air and/or water filter. Equator • Damage - replacing broken door handle Most work is covered. The defining factor is, has the machine... -
Page 4: Safe Servicing Practices
SAFE SERVICING PRACTICES To avoid the possibility of personal injury and/or property damage, it is important that safe servicing practices be observed. The following are examples, but without limitation, of such practices: 1. Do not attempt a product repair if you have any doubts as to your ability to complete it in a safe and satisfactory manner. -
Page 5: Installation
INSTALLATION (MD 3720 CEE ) Inlet Hoses The inlet hoses must be fitted with the special rubber washers. These rubber washers ensure a water tight seal between the hoses and the water inlet valves to prevent water leaks. Water should flow freely into the machine, be sure that the inlet hoses are not bent or kinked. Please read the following steps carefully (Fig.1, Fig.2) Connect the gray end of the hot-water hose to the hot-water faucet (Fig.1). -
Page 6: Important Preservice Instructions
IMPORTANT PRESERVICE INSTRUCTIONS ► It is advisable for anyone to go through the following points before one actually works on the unit. • Shipping bolts: The unit is shipped with 3 shipping bolts and spacers to avoid any damage to the unit during shipping. Make sure that all the shipping bolts and the spacers have been removed from the unit. -
Page 7: Diagnosis & Technical Troubleshooting
DIAGNOSIS AND TECHNICAL TROUBLESHOOTING 1) Machine vibrating or vibrating noise Shipping bolts not removed: There are 3 shipping bolts which must be removed along with the 3 spacers. Machine not leveled Adjust front leveling legs and tighten locknuts. Machine installed on uneven floor: Adjust leveling legs. d) Machine installed on wooden floor: Move machine to a more appropriate location or install underlayment (also refer to Pre service instructions above) e) Rubber cap missing from rear foot:: Install new rubber foot. - Page 8 is present, the machine should fill. If not, the valve is defective. 2) Unit fills, won’t agitate / tumble Belt: Check belt, adjust tension. b) Motor Bolts: Check if the motor is bolted properly. Pressure Switch: Set the washer knob to Towels / Sheets position. Switch on the unit. The unit should fill in water and stop to fill.
- Page 9 Unstable floor: Remove carpeting, move to another location, or install underlayment. c) Unit not leveled properly: d) Drum not leveled: If vibration persists then open the top cover and see if the drum is leveled up. If not the position of the springs holding the drum may have to be adjusted or else replace the springs.
- Page 10 regulator and the wire M1 on the motor connector, if there is no continuity, the wash timer is bad, check the continuity between terminals 3 & 4 on the speed regulator if there is continuity then the speed regulator is bad or else the Wash timer is bad. 12) Unit won’t spin in cycles: a) Motor: See Testing of motor.
- Page 11 Clothes stiff & wrinkled Over-drying: Set dryer timer for a shorter cycle. b) High suds detergent: Use Equator detergent, or other low-suds brand. Excessive detergent: Measure detergent, using 1 tablespoon.*...
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Page 12: Replacement Procedure, Wiring & Testing Of Parts
Replacement Procedure, Wiring & Testing of Parts 1) Power Switch (52799) Replacement Procedure: ▪ Unplug the unit. ▪ Remove the top panel (Two screws behind and slide back) ▪ Pull out the soap dispenser, plastic washer knob and dryer knob. ▪... - Page 13 2) Door Switch / Door Lock (00750) Replacement Procedure: ▪ Unplug the unit. ▪ Open the door remove the clamp to the door gasket in the front to access the door switch. ▪ Unscrew the two screws to the door switch. ▪...
- Page 14 3) Pressure Switch (50774) Replacement Procedure: ▪ Unplug the unit. ▪ Remove the top panel (Two screws behind and slide back) ▪ Unfix the screw to the pressure switch and replace the same. ▪ Fix all the parts back by following the reverse procedure. Wiring: Pressure Switch –...
- Page 15 4) Cold water valve (10820) Replacement Procedure: ▪ Unplug the unit. ▪ Remove the top panel (Two screws behind and slide back) ▪ Unfix the two screws at the back which hold the cold water valve.(Marked C) ▪ Remove the clamps to the two hoses. ▪...
- Page 16 5) Hot water valve (00821) Replacement Procedure: ▪ Unplug the unit. ▪ Remove the top panel (Two screws behind and slide back) ▪ Unfix the two screws at the back which hold the hot water valve.(Marked H) ▪ Remove the clamp to the hose. ▪...
- Page 17 6) Wash Timer (50819) Replacement Procedure: ▪ Unplug the unit. ▪ Remove the top panel (Two screws behind and slide back) ▪ Pull out the soap dispenser, plastic washer knob and dryer knob. ▪ Remove the control panel. (3 Screws) ▪...
- Page 18 7) Dry Timer (50728) Replacement Procedure: ▪ Unplug the unit. ▪ Remove the top panel (Two screws behind and slide back) ▪ Pull out the soap dispenser, plastic washer knob and dryer knob. ▪ Remove the control panel. (3 Screws) ▪...
- Page 19 8) Half Load Switch (51799) Replacement Procedure: ▪ Unplug the unit. ▪ Remove the top panel (Two screws behind and slide back) ▪ Pull out the soap dispenser, plastic washer knob and dryer knob. ▪ Remove the control panel. (3 Screws) ▪...
- Page 20 9) Half Heat Switch (50799) Replacement Procedure: ▪ Unplug the unit. ▪ Remove the top panel (Two screws behind and slide back) ▪ Pull out the soap dispenser, plastic washer knob and dryer knob. ▪ Remove the control panel. (3 Screws) ▪...
- Page 21 10) Fusible Link / Wire with fuse (00807) Replacement Procedure: ▪ Unplug the unit. ▪ Remove the top panel (Two screws behind and slide back) ▪ The fusible link is located on the heater housing as shown in the figure. ▪...
- Page 22 11) Thermostat (00808) Replacement Procedure: ▪ Unplug the unit. ▪ Remove the top panel (Two screws behind and slide back) ▪ The fusible link is located on the heater housing as shown in the figure. ▪ There is a small fuse inside the covering held by the clamp crewed on the housing. ▪...
- Page 23 12) Fan Motor (50732) Replacement Procedure: ▪ Unplug the unit. ▪ Remove the top panel (Two screws behind and slide back) ▪ The fan motor is mounted on the heater housing. ▪ Unfix the support to the hater housing. (4 bolts on the top) ▪...
- Page 24 13) Blower / Fan / Impeller Assembly (51733) Replacement Procedure: ▪ Unplug the unit. ▪ Remove the top panel (Two screws behind and slide back) ▪ Unfix the support to the hater housing. (4 bolts on the top) ▪ Unfix the upper heater housing. (3 screws and a few clamps) ▪...
- Page 25 14) Heating Element (00745) Replacement Procedure: ▪ Unplug the unit. ▪ Remove the top panel (Two screws behind and slide back) ▪ The heating element is located inside the heater housing. ▪ Unfix the support to the hater housing. (4 bolts on the top) ▪...
- Page 26 15) Speed Regulator (00791) Replacement Procedure: ▪ Unplug the unit. ▪ Remove the top panel (Two screws behind and slide back) ▪ The speed regulator is located on the right hand side at the back of the unit. ▪ Unfix the housing of the speed regulator. (2 screws at the back) ▪...
- Page 27 16) Drain Pump (00776) Replacement Procedure: ▪ Unplug the unit. ▪ Make sure that there is no water in the unit. ▪ Carefully pull out the kick plate. ▪ Tilt the unit towards the left and carefully lay down the unit on the side. ▪...
- Page 28 17) Main Motor (50751) Replacement Procedure: ▪ Unplug the unit. ▪ Make sure that there is no water in the unit. ▪ Remove the back panel (3 screws at the back) ▪ Remove the belt. ▪ Tilt the unit towards the left and carefully lay down the unit on the side. ▪...
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Page 29: Quick Check
After replacing any part in the unit you can do a quick check to make sure that the unit is working normal by following the procedure below: • Checking Wash cycle - Set the washer knob to the Towels/Sheets position and press the Power button, the unit will start filling in with water from both the inlet valves, after a few minutes the unit stops to fill and the drum will start to agitate. -
Page 30: Contact Information
COMPANY INFORMATION APPLIANCE DESK BRAND: MERIDIAN CONTACT NUMBERS SERVICE, PARTS, ACCESSORIES & DETERGENT ORDERING: (800) 490 - 8018 TECHNICAL SUPPORT: (713) 933 - 1464...