MRCOOL MDCACC18024036NK15 - User Manual

INSTALLATION NOTICE FOR NO-VAC™ QUICK CONNECT® LINE SET

KINK RESISTANT, PRECHARGED, SIMPLE SECURE QUICK CONNECT, 100% CONNECTION GUARANTEE

www.mrcool.com

v05-30-2019

Please read carefully and follow the instruc�ons as below

ⱡ

:

F1

to M1: Smaller connec�on (3/8”)

1.

Take out matching male connectors M1 and M2.

2.

Remove

protec�ve cap with the copper gasket at each stop valve on the condenser

and ensure the threads are clean and complete.

3.

Tighten

the

M1

connector to the

stop valve *1

with a �ghtening force of 50N.

Tighten

the

M2

connector to the

stop valve *2

with a �ghtening force of 70N.

4.

Repeat

step 3 for

INDOOR UNIT

at the other end of the

LINE SET

.

5.

Unroll and route the

LINE SET

between the

INDOOR UNIT

(Handler) and the

OUTDOOR UNIT

(Condenser).

6.

Remove

the protec�ve caps of the valves at both ends of the

LINE SET.

Verify

that all threads are clean and complete.

7.

Tighten

the

LINE SET F1

valve to the

M1 Connector

(a�ached in step 3) with a force

of

45N

.

Tighten

the

LINE SET F2

valve to the

M2 Connector

(a�ached in step 3) with a �ghtening force of

45N

.

8.

Repeat

this process for the

INDOOR UNIT

at the other end of the

LINE SET

.

Connec�ons must be made exactly as specified to avoid system leaks and /or da

mage

F2

to M2: Larger connec�on (3/4”)

9.

At the

OUTDOOR UNIT remove

the

protec�ve cap

at the

stop valve switch

and

open

the

stop valve

with a hex wrench to

run the refrigera�on circuit.

If

there is any fizz, grease or other

leakage

,

close

the valve

immediately

and

check

that

steps

3 and 7

were done properly.

Otherwise

, immediately

apply soapy water

for micro-leakage detec�on. Soak the joints using

a sponge or spray bo�le.

If any bubbles form

,

close

the valve

immediately

and

check

that

steps 3 and 7

were done properly.

10.

A�er

the correct connec�on,

re-�ghten

the stop valve’s

protec�on cap

and

cover

the M1, M2 and F1, F2 connec�ons

with the grey

insula�ng sleeve

to help

prevent condensa�on

.

ⱡ

Failure to follow the instructions provided could result in severe harm to you, this product, or other property.

The manufacturer, distributor, and seller are not responsible for any harm resulting from the failure to follow

instructions and the failure to follow these instructions will void any and all warranties express or implied.

NO-VAC™

QUICK CONNECT®

LINE SET

INDOOR UNIT

CONNECTOR M1 & M2

OUTDOOR UNIT

STEP 6

NO-VAC™ QUICK CONNECT® LINE SETs

allow you to connect indoor and outdoor units simpler, faster and safer.

NO-VAC™ QUICK CONNECT® LINE SETs

are an�-kink and pre-charged with refrigerant; suitable for most MRCOOL

®

installa�ons.

NO-VAC™ QUICK CONNECT® LINE SETs

are a double-sealing system with a unique automa�c safety valve that releases the

refrigerant only when the indoor and outdoor equipment is connected and sealed, thus avoiding any risk of leakage.

NO-VAC™ QUICK CONNECT® LINE SETs -

no need to vacuum, no need to add refrigerant.

STEP3