Vanguard Heating VN6A - Manual (Page 21)

21
When gas pressure is too low
• pilot will not stay lit
• burner(s) will have delayed ignition
• heater will not produce specified heat
When gas quality is bad
• pilot will not stay lit
• burner(s) will produce flames and soot
• heater will backfire when lit
You may feel your gas pressure is too low or gas quality is bad. If so, contact your
local natural gas supplier.
SERVICE
HINTS
Note: Use only original replacement parts. This will protect your warranty cover-
age for parts replaced under warranty.
Parts Under Warranty
Contact authorized dealer from whom you purchased this product. If they cannot
supply original replacement part(s), call DESA International’s Technical Service
Department at 1-800-323-5190 for referral information.
When contacting your dealer or DESA International, have ready:
• your name
• your address
• model number of your heater
• how heater was malfunctioning
• type of gas used (propane or natural gas)
• purchase date
Usually, we will ask you to return the defective part to the factory.
Parts Not Under Warranty
Contact authorized dealers of this product. If they cannot supply original replace-
ment part(s), call DESA International’s Parts Department at 1-800-972-7879.
When calling DESA International, have ready:
• model number of your heater
• the replacement part number
REPLACEMENT
PARTS
ACCESSORY Purchase this heater accessory from your local dealer. If they cannot supply this
accessory, call DESA International’s Parts Department at
1-800-972-7879. You can also write to the address
listed on the back page of this manual.
MANUAL SHUTOFF
VALVE - GA5010
Manual shutoff valve with 1/8"
NPT tap.
SERVICE
PUBLICATIONS
You can purchase a service manual from the address listed on the back page of this
manual. Send a check for $5.00 payable to DESA International.