7. Insert the flexible exhaust pipe to the flexible bent joint
until it locks. Insert the flexible bent joint to the exhaust
mouth of the inner flue pipe until it locks.
8. Insert the extension pipe "A" into the extension pipe "B"
until the tab provided on the end of the former is
engaged with the O-ring in the inside of the latter on
the side which does not have the tab. Next insert the
flexible pipe, which is attached to the unit, into the
extension pipe "A" and then connect the extension pipe
"B" end of the assembly of these pipes to the exhaust
mouth of the Water Heater. And assemble another set
of the pipes in the similar manner.
Note: 1. Slide the insulating cloth cover on the
extension pipe "B", before connecting the
above-mentioned pipe assembly to the Water
Heater.
2. When disconnecting the extension pipe (such
as flexible pipe and flexible elbow), pull the
pipe by turning the pipe clockwise.
9. Remove the screw from the exhaust mouth of the unit.
Insert the flexible exhaust pipe to the exhaust mouth
and secure them with the screw.
NOTE: Seal all connections of the pipes with the
aluminum tape.
Insulating
cloth cover
Nail
Flexible
bent joint
Flexible
exhaust pipe
Nail
Inner flue
pipe
Flexible bent joint
10. Connect rubber joints to both ends of the inlet hose.
11. Pass the hose band for standard flue pipe set, which is
attached to the unit, through one of the rubber joints,
next connect the rubber joint into the air intake mouth
of the flue pipe, and then secure the piping with the
hose band.
12. Next pass the hose band through the other rubber joint
and then secure the extension pipe "A", which has been
connected to the air intake mouth of the Water Heater,
with the hose band.
13. Fix the extension pipes with the pipe support brackets.
After installing the flue pipe, secure the extension pipes
by connecting them with the pipe support brackets.
Adjust the pitch of the pipe fixing brackets for flue pipe
tops as in the following.
If the clearance between the extension pipe "A" and "B",
is too wide, cut the pipe support bracket to the
appropriate size.
Cut
1-1/2 in.(50mm)
Screw
Nut
Self tapping
screw
Self tapping
screw
Rubber joint
Rubber joint
Inlet hose
Rubber joint
Hose band
Rubber joint
14. Apply aluminum tape to the joints of the extension
pipes "A" and "B", flexible pipe, and the flexible bent
joint, in order to prevent emissions.
15. After assembling the parts as above, do a trial
operation to the Water Heater and check to see if it
works properly and that there are not any emission
leaks from the joints.
16. Other installation of flue pipe than above-mentioned
can also be made by using the bent joint with the
extension pipe kit, depending on the installing location
of the Water Heater or of the flue pipe.
Rubber joint
Flexible bent
joint
Flexible
exhaust pipe
Aluminum
tape
Insulating cloth
cover
Water Heater
Inlet hose
Hose band
Extension
pipe "A"
Pipe fixing
bracket
Screw
Extension
pipe "B"
NOTE: Remote flue pipe installations are possible by
using of this extension pipe kit.
BE SURE TO FOLLOW THE INSTRUCTIONS
IN THIS MANUAL.
The instructions which are contained in this manual are
classified into the following two types, which are
"WARNING" and "CAUTION". These instructions are
intended to provide the important information for safe
operation.
"WARNING"
indicates the possibility of causing a fatal
accident or serious injury, if handled
incorrectly .
"CAUTION"
indicates the possibility of causing injuries
or material damages, if handled incorrectly.
Instantaneous Kerosene Fired Water Heater
ACCESSORY
INSTRUCTION MANUAL
FOR EXTENSION PIPE KIT SH-70UFF
PART# 20476496
TOYOTOMI U.S.A., INC.
P.O. Box 176, Brookfield, CT 06804-0176
Printed in Japan
2604001501
Rev. 2/99
