Weiman Products Deva 100 User Manual
Page 26

HearthStone Quality Home Heating Products Inc ®
Model 8220
26
T
ROUBLESHOOTING
G
UIDE
PROBLEM POSSIBLE
CAUSE SOLUTIONS
STOVE SMOKES
Operating Technique
Fully open the primary air control one minute before opening doors. 
Fully open the flue bypass sytem 
Cold Chimney
Preheat the chimney when first starting a fire.
Blocked Chimney
Examine the chimney and stovepipe for blockage or creosote 
accumulations. 
Oversized Chimney
Reline the chimney to the appropriate diameter
Undersized Chimney
Install a draft inducer or replace the chimney.
Chimney Too Short
Lengthen the chimney.
Air Infiltration Into The 
Chimney 
Seal chimney connections and openings in clean-out doors.
More Than One Appliance 
Connected to the Flue 
Disconnect all other appliances and seal openings.
BACK-PUFFING OR 
GAS EXPLOSIONS 
Operating Technique
Fully open the primary air control one minute before opening the 
door and keep it fully open for a few minutes after reloading. 
Extra Low Burn Rate
Burn the stove at a higher burn rate.
Chimney Down-draft
Install a chimney cap.
Excessive Ash Build-up
Empty ash pan more frequently.
UNCONTROLLED 
OR SHORT BURN 
Unsealed or Open Door
Close the door tightly or replace the gaskets.
Excessive Draft
Check the installation. Operate at LOW BURN. Install stovepipe 
damper. 
Deteriorated Cement Seals
Reseal the stove with furnace cement.
Extra Long Chimney
Shorten the chimney. Install stovepipe damper.
High Winds or Hilltop 
Location: 
Install a chimney cap. 
 
Excessive Draft
Draft in excess of 0.1 wc should be corrected with a stovepipe 
damper. 
Completely close the flue bypass system 
INSUFFICIENT HEAT Poor Quality or Green
Wood
Use only air-dried wood, preferably dried at least one year.
Low Burn Rate
Operate the stove at a higher burn rate.
Air Insulated Chimney
Replace with a pre-fabricated insulated chimney system or a 
properly sized masonry chimney. 
Cold Exterior Chimney
Reline or insulate the chimney.
Leaky
Stovepipe
or
Chimney
Check the installation.
Too Much Heat Loss From 
House 
 
Caulk windows, seal openings in home.
INSUFFICIENT 
OVEN HEAT 
Fuel Bypass is open 
Oven door is not sealed 
properly 
 
Push Flue Bypass in to close the bypass. 
Check the seal and repair if necessary 
BLISTERING OF 
ENAMEL CASTING 
Operating Technique
Do not over-fire the stove. Monitor stove temperatures. Use 
seasoned wood only. 
Excessive Draft
Check the DRAFT. A damper may be required. Operate the stove at 
a LOW BURN range. 
 
 
