588089
19
Zoom out
Zoom in
Previous page
1/29
Next page
installation manual
CAUTION
Flaring
1
Cut a pipe with a pipe cutter. (Refer to Fig.9-1)
Table 9-1
Insert a flare nut into a pipe and flare the pipe.
Fig.9-1
(mm)
Ø6.35/0.25in 8.3/0.327in 8.7/0.343in
Ø9.52/0.375in 12.0/0.472in 12.4/0.488in
Ø12.7/0.5in 15.4/0.606in 15.80.622in
Ø15.9/0.626in
Ø19.1/0.725in
18.6/0.732in 19.0/0.748in
22.9/0.902in 23.3/0.917in
R0.4~0.8
90
°
±
4
A
min max
Pipe gauge
Tightening torque
Flare dimensin A
Flare shape
97.2118.6 N.m
(9901210 kgf.cm)
(630770 kgf.cm)
61.875.4 N.m
49.560.3 N.m
(504616 kgf.cm)
32.739.9 N.m
(333407 kgf.cm)
14.217.2 N.m
(144176 kgf.cm)
9.1 Expel The Air
Fasten the nut
2
Put the connecting pipes at the proper position,
wrench the nuts with hands then fasten it with
two wrenches simultaneously. (Refer to Fig.9-2)
Fig.9-2
Too large torque will harm the bellmouthing and too small will
cause leakage. Please determine the torque according to
Table 9-1.
9. REFRIGERANT PIPE CONNECTION
90
Lean crude burr
Fig.8-2
10°
10°
A
Fig.8-3
The branching pipe must be installed horizontally, error angle
of it should not large than 10°. Otherwise, malfunction will be
caused.
Correct Wrong
U-shaped branching pipe
Horizontal surface
A direction view
1)
Use the vacuum pump which vacuum level lower than
-0.1MPa and the air discharge capacity above 40L/min.
The outdoor unit is not necessary to vacuum, dont open the
outdoor unit gas and liquid pipe shut-off valves.
Make sure the vacuum pump could result as -0.1MPa or
below after 2 hrs or above operation. If the pump operated 3
hrs or above could not achieve to -0.1MPa or below, please
check whether water mix or gas leak inside of the pipe.
8.4 Vacuum with vacuum pump
1)
2)
3)
CAUTION
8.5 Refrigerant amount to be added
Calculate the added refrigerant according to the diameter and
the length of the liquid side pipe of the outdoor/indoor unit
connection. The refrigerant is R410A.
Pipe size on
liquid side
Refrigerant to
be Added per meter
Φ6.35/0.25in
Φ9.52/0.375in
0.015kg/0.033lb
0.030kg/0.066lb
Table.8-4
Dont mix up the different refrigerants or abuse the tools and
measurements which directly contact with refrigerants.
Dont adopt refrigerant gas for air vacuuming.
If vacuum level could not get to -0.1MPa, please check whether
resulted by leakage and confirm the leakage site.If no leakage,
please operate the vacuum pump again 1 or 2 hrs.
Connect with vacuum pump
Perform the pump (last for 2 hrs or above)
When get the vacuum level
-0.1MPa, the pump should
keep running for 20-60 mins
Shut down the
vaccun pump
Place the vaccum state unused (1 hrs or above)
1. Close-off the valve of
vacuum meter.
2. Cut off the connection
between pressure meter
and vacuum pump.
3. Close the vacuum
pump.
19


Need help? Post your question in this forum.

Forumrules


Report abuse

Libble takes abuse of its services very seriously. We're committed to dealing with such abuse according to the laws in your country of residence. When you submit a report, we'll investigate it and take the appropriate action. We'll get back to you only if we require additional details or have more information to share.

Product:

For example, Anti-Semitic content, racist content, or material that could result in a violent physical act.

For example, a credit card number, a personal identification number, or an unlisted home address. Note that email addresses and full names are not considered private information.

Forumrules

To achieve meaningful questions, we apply the following rules:

Register

Register getting emails for Midea MTBD-Serie Mono at:


You will receive an email to register for one or both of the options.


Get your user manual by e-mail

Enter your email address to receive the manual of Midea MTBD-Serie Mono in the language / languages: English as an attachment in your email.

The manual is 4,47 mb in size.

 

You will receive the manual in your email within minutes. If you have not received an email, then probably have entered the wrong email address or your mailbox is too full. In addition, it may be that your ISP may have a maximum size for emails to receive.

Others manual(s) of Midea MTBD-Serie Mono

Midea MTBD-Serie Mono User Manual - English - 12 pages

Midea MTBD-Serie Mono Installation Guide - German - 24 pages

Midea MTBD-Serie Mono User Manual - German - 12 pages


The manual is sent by email. Check your email

If you have not received an email with the manual within fifteen minutes, it may be that you have a entered a wrong email address or that your ISP has set a maximum size to receive email that is smaller than the size of the manual.

The email address you have provided is not correct.

Please check the email address and correct it.

Your question is posted on this page

Would you like to receive an email when new answers and questions are posted? Please enter your email address.



Info