User Guide

22
Other Helpful Delavan Residential Oil Heat
Accessories
Adaptrap / Nozzle Adapters
2 in I Nozzle Changer
Delavan’s versatile PN 34478 nozzle
changer will now pass through the new
smaller openings on flame-retention air
swirlers. Just snap off outer socket and use
inner socket alone to remove or install the
nozzle.
For normal openings, snap on outer socket
and use like standard nozzle changer. Fits
both 3/4” and 11/16” adapters.
Service Technician’s Kit
This kit is designed to hold 41 nozzles and is constructed of heavy-gauge
steel with carrying handle, snap latch and removable steel tray. It is also
designed to hold the following accessories:
#32781 -4 1/4” MPT test gauge (0 to 300 psi)
#29168 Plastic container for filters & strainers
#34478 Nozzle changer
# 2838 Female coupling (1/4” FPTx1/4’’ flare)
# 2839 Half union (1/8”x1/4’’ flare)
# 2840 Half union (1/4“x1/4” flare)
# 2843 Tubing section and two flare nuts
Telescoping Inspection Mirrors
Three types of flame inspection mirrors are available... the round (3-3/4”
dia.), the rectangular (1-15/16” x 3-3/4’’) and the small rectangular or mini
(1-1/8” x 3”). They are furnished with handles, which telescope down to
fit into a service technician’s kit. A cloth bag is provided to protect the
mirror finish.
Mirror Parts:
#12269 Rectangular Mirror Head Assembly
#12672 Round Mirror Head Assembly
#33174 Mini Mirror Head Assembly
#13148 Swivel Bracket Assembly
Other Accessories Available: Gauges, Nozzle Boxes.
Pipe Part
Size Number
Long 1/8 1/4
(Female) 28738-1 28738-3
Standard 1/8 1/4
Female 28737-1 28737-3
Male 3/8 28741-1
Part Number
Pipe 1 5/8” 1 3/8”
Size Length Length
1/8 37231-3 37231-4
1/4 37231-1 37231-2
Available in brass only.
Brass is standard (all but male adapter available in stainless steel also)