Sanyo ECO R410A - Manual (Page 32)

32
SUPPLEMENT ON DRAIN PIPING
1. Drain hose installation
* After checking the drainage, wrap the supplied packing and drain pipe insulator around the pipe.
NOTE
There is possibility to cause water leakage unless the above steps are carried out.
2. Checkpoint after installation
After installation of indoor and outdoor units, panels and electrical wiring, check the following items.
Checkpoint Symptom Check Remark
1
Make sure whether indoor and outdoor units are
correctly installed.
Fall, vibration, noise
2 Make sure whether gas leakage is tested. No cooling, no heating
3
Make sure whether insulation is completed.
(Refrigerant piping and drain piping)
Water leakage
4 Make sure whether drain water is running smoothly. Water leakage
5
Make sure whether the power voltage matches the
nameplate.
Inoperative, burnout
6
Make sure whether there is miswiring or incorrect
connection.
Inoperative, burnout
7
Make sure whether the ground construction is
completed.
Ground leakage
8
Make sure whether the wire gauge is followed by the
recommended specifications.
Inoperative, burnout
9
Make sure whether the air intake and air outlet of the
indoor and outdoor units are sealed by obstacles.
No cooling, no heating
■
Drain port
Indoor unit
Indoor unit
Drain port may possibly be damaged
if PVC adhesive is used. * Apply approx. 0.07 oz of the adhesive on both sides of the
supplied drain hose with a joint socket and hard PVC pipe.
Wipe off the protrusion-adhesive with a soft cloth. *
However, do not use the hard
PVC pipe joint allowable more
than 2-1/8 in. insertion. *
Do not use adhesive here.
13/16 in. or more
1/4 in. or more
2-1/4 in.
Align the hose band with end of the hose and
tighten so that it does not contact the bead.
(Torque 21 - 29 lbs
• in.)
Hose band
Bead
Bead
Packing (supplied)
Drain insulator (supplied)
Note:
Be sure to tightly insert the hard
PVC pipe joint (including elbow)
minimum 13/16 in. or more.
Soft PVC socket
Drain hose
Hard PVC socket (VP25)
Hard PVC pipe
(VP25 field supplied)
(supplied)
(Drainage check section
on drain port, transparent,
ABS resin)
(supplied)
Adhere with PVC adhesive.
Drain port
Indoor unit
Indoor unit
Drain port may possibly be damaged
if PVC adhesive is used. * Apply approx. 0.07 oz of the adhesive on both sides of the
supplied drain hose with a joint socket and hard PVC pipe.
Wipe off the protrusion-adhesive with a soft cloth. *
However, do not use the hard
PVC pipe joint allowable more
than 2-1/8 in. insertion. *
Do not use adhesive here.
13/16 in. or more
1/4 in. or more
2-1/4 in.
Align the hose band with end of the hose and
tighten so that it does not contact the bead.
(Torque 21 - 29 lbs
• in.)
Hose band
Bead
Bead
Packing (supplied)
Drain insulator (supplied)
Note:
Be sure to tightly insert the hard
PVC pipe joint (including elbow)
minimum 13/16 in. or more.
Soft PVC socket
Drain hose
Hard PVC socket (VP25)
Hard PVC pipe
(VP25 field supplied)
(supplied)
(Drainage check section
on drain port, transparent,
ABS resin)
(supplied)
Adhere with PVC adhesive.