Service Manual Model Number DS7420 DS7425DLX UL Part Number 6900470759 6900471604 IMPORTANT SAFETY INFORMATION: Always read this manual first before attempting to service this stove. For your safety, always comply with all warnings and safety instructions contained in this manual to prevent personal injury or property damage. Dimplex North America Limited 1367 Industrial Road Cambridge ON Canada N1R 7G8 1-888-346-7539 www.dimplex.
TABLE OF CONTENTS OPERATION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 OPERATION - DS7420 MOD A - D. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Exploded Parts Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Wiring Diagram. . . . .
OPERATION Remote Control To access the controls, go to the back of the stove (Figure 1). ! NOTE: Ensure that the stove’s Three Position Switch is Figure 1 A The stove is supplied with an integrated On/Off remote control. set to the remote Control setting (“II” position). B To operate, push the ON button to turn stove on, push the OFF button to turn the stove off. C D A. Three Position On/Off Switch The switch has two On positions marked with “I” and “II”. The “I” position is for manual operation.
OPERATION - DS7420 MOD A - D To access the controls, go to the back of the stove. (Figure 3) A. MAIN POWER ON/OFF SWITCH The main power on/off switch supplies power to all stove functions (heater & flame). B. TOP LIGHT ON/OFF SWITCH Controls the light intensity of the log bed display area. C. HEATER ON/OFF SWITCH The heater on off switch supplies power to the heater. D.
Maintenance WARNING: Disconnect power before attempting any maintenance or cleaning to reduce the risk of fire, electric shock or damage to persons. Light Bulb Replacement Allow at least five (5) minutes for light bulbs to cool off before touching bulbs to avoid accidental burning of skin. Light bulbs need to be replaced when you notice a dark section of the flame or when the clarity and detail of the log exterior disappears.
Exploded Parts Diagram 18 11 7 8 17 1 10 13 14 2 15 6 12 5 3 16 4 9 Replacement Parts List Replacement Part: 1. Log Set . . . . . . . . . . . . . . . . . . . . . . . . . 0438200200RP 2. Door. . . . . . . . . . . . . . . . . . . . . . . . . . . .0438610100RP 3. Foot . . . . . . . . . . . . . . . . . . . . . . . . . . . .0438680100RP 4. Flame Motor . . . . . . . . . . . . . . . . . . . . .2000210200RP 5. Heater Assembly . . . . . . . . . . . . . . . . . .2200490700RP 6. Thermostat . . . . . . .
Wiring Diagram DS7420 MOD A - D 7
TO REPLACE UPPER LIGHT BULB WARNING: If unit was operating prior to servicing allow at least 10 minutes for light bulbs and heating element to cool off to avoid accidental burning of skin. WARNING: Disconnect power before attempting any maintenance or cleaning to reduce the risk of electric shock or damage to persons. Light bulbs need to be replaced when you notice a dark section of the flame or when the clarity and detail of the log exterior disappears.
3. Remove top panel. 4. Locate the upper light on/off switch mounted on the rear panel and disconnect the wiring clips and connections noting their original locations. 5. Depress the retainer clips on the rear of the switch and push the switch out of the rear cover. 6. Properly orient the new switch and connect all of the wiring clips and connections. 7. Reassemble in the reverse order as above.
4. 5. 6. 7. and separate the cover from the heater and light assembly. Locate the heater assembly and disconnect the wiring connections noting their original locations. Remove heater mounting bracket screws and set aside heater assembly. Properly orient the new heater assembly and connect all of the wiring clips and connections. Reassemble in the reverse order as above.
Troubleshooting Guide Problem Cause Solution General Circuit breaker trips or fuse blows when unit is turned on Short in unit wiring. Trace wiring in unit. Improper circuit current rating Additional appliances may exceed the current rating of the circuit breaker or fuse. Plug unit into another outlet or install unit on a dedicated 15 amp circuit. Unit turns on or off by itself Remote control has a similar frequency to other remotes in the area.
Problem Cause Solution Heater Continued Heater is not turning on Improper operation Refer to Operation Section Defective heater assembly Replace heater assembly Defective heater on/off switch Replace heater on/off switch Heater is turning off after a couple of minutes of operation Build up of dirt/dust in heater assembly Clean out heater assembly Defective Motor Replace Motor Heater emits an odor Normal Operation Normal operation is when the heater emits an odor for a brief period after the
