Mendota D40 DEEP TIMBER, Installation And Operating Instructions Manual

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85-03-01071 D30 DEEP TIMBER Page 69
MAINTENANCE INFORMATION
6.1 REQUIRED PERIODIC INSPECTIONS
1. Check to verify that the vent system and vent cap are open and free of blockage.
2. Have qualified service person check the operation of the pilot light. Pilot light must light within the first five to eight
seconds of ignitor sparks initiation. If it takes more ten seconds to ignite the pilot flame, check pilot spark rod position and
ignitor wires for pinched areas or damaged areas.
3. Periodic visual check of pilot flames is required. Pilot Flame must overlap thermocouple tip and burner ignition ports
always. Especially for LPG applications, always verify visible
pilot flame length is at least 1" long, minimum.
4. Cycle the burners to make certain burner ignition is prompt
and flame propagation along burner length is quick and
smooth. If flame propagation is delayed, remove obstructing
debris, vacuum burner ports and retry.
5. Periodic visual check of rear and front burner flames pattern
is required.
6.2 CLEANING VIEWING GLASS
WARNING: Do not clean when glass is hot.
The viewing glass should be cleaned periodically. Exterior glass
surface may be cleaned with cleaner as desired. To clean Interior
glass surface, remove glass frame assembly.
Use Kel Kem “polish
plus" (part # 65-06-00455) or comparable product to clean glass
interior surface. Do not use oven cleaner or abrasive cleaners to
clean glass.
6.3 LEVELING BOLTS
Leveling Bolts Definition
Four leveling bolts are included in the manual package. The leveling bolts allow for a ¼” minimum to 2” maximum leveling abil ity.
Leveling bolts are designed to adjust for uneven fireplace insert floors and yield plumb Insert Body. Use the leveling bolts only if
the fireplace insert
floor is more than ¼” out of level from one side to another or from front to back. If the fireplace insert floor is
less than ¼” out of level, use metal sheet shims in various thickness and bu ild up to needed leveling thicknesses at various points
around the appliance.
The leveling bolts supplied are designed specifically for application with this product. only use leveling bolts supplied by Mendota
and for leveling purposes only. Never use leveling bolts for purposes of lifting unit up to make up for ash lip heights or other
lifting or raising needs. Such use can cause extreme thermal expansion of firebox floor and can result in oil canning noise or
louder thermal expansion and constriction banging noise.
SUCH NOISE PROBLEMS ARE NOT COVERED UNDER MENDOTA
WARRANTY
Note: When lifting this Insert more than 1”, other support blocks will be required. For all applications when
you raise the unit more than 1”, reline the entire firebox floor with refr
actory bricks to build up a full level
floor for the Insert to sit on. Do not use individual support block only under the four corners of this unit.
WARNING: Failure to position the parts in accordance with these diagrams or failure to use only parts
specifically approved with this appliance may result in property damage or personal injury. Never use other
after-market leveling bolts. Doing so can lead to vibration noise problems or damage to internal
components.DO NOT USE LONGER BOLTS TO LIFT INSERT UPWAR D. THIS CAN CAUSE OTHER SIDE EFFECTS LIKE
HEAT EXPANSION/CONTRACTION NOISES. To lift Insert up, use Firebricks and mortar or a metal box designed
specifically for this purpose.
Figure 6-1 Pilot Flame Lengths