Mitsubishi Electric CITY MULTI PUMY-P200YKM Manuel D'installation page 3

1 Sa et precautions
1 1 Be ore insta ation
Caution
Do not use the unit in an unusua en iron ent I the air conditioner is insta ed
in areas e posed to stea o ati e oi inc uding
areas e posed to high sa t content such as the seaside or areas where the
unit wi e co ered snow the per or ance can e signi cant
and the interna parts can e da aged
Do not insta the unit where co
or accu u ate I co usti e gas accu u ates around the unit
sion a resu t
The outdoor unit produces condensation during the heating operation Ma e
sure to pro ide drainage around the outdoor unit i such condensation is i e
to cause da age
1 2 Be ore insta ation re ocation
Caution
Be e tre e care u when transporting the units Two or
needed to hand e the unit as it weighs 20 g or
aging ands ear protecti e g o es to re o e the unit ro
and to o e it as ou can in ure our hands on the ns or other parts
Be sure to sa e dispose o the pac aging
as nai s and other eta or wooden parts
The ase and attach ents o the outdoor unit
or ooseness crac s or other da age I such de ects are e t uncorrected
the unit a a down and cause da age or in uries
1 Be ore e ectric wor
Caution
Be sure to insta circuit rea ers I not insta ed e ectric shoc
For the power ines use standard ca es o su cient capacit Otherwise a
short circuit o erheating or re
hen insta ing the power ines do not app
connections are oosened the ca es can snap or rea and o erheating or
re a resu t
1 4 Be ore starting the test run
Caution
Turn on the ain power switch
Starting operation ust a ter turning on the power switch can se ere da age
the interna parts Keep the ain power switch turned on during the operation
season
Be ore starting operation chec that a pane s guards and other protecti e
parts are correct insta ed Rotating hot or high o tage parts can cause
in uries
Do not touch an switch with wet hands E ectric shoc
1 Using R410A re rigerant air conditioners
Caution
Use C1220 copper phosphorus or copper and copper a o sea
to connect the re rigerant pipes Ma e sure the insides o the pipes are c ean
and do not contain an har u conta inants such as su uric co pounds
o idants de ris or dust Use pipes with the speci ed thic ness Re er to
page Note the o owing i reusing e isting pipes that carried R22 re rigerant
- Do not use thin pipes. (Refer to page 6)
Store the pipes to e used during insta ation indoors and eep oth ends o
the pipes sea ed unti ust e ore ra ing Lea e e ow oints etc in their
pac aging I dust de ris or
rioration or co pressor rea down
Use ester oi ether oi a en ene oi s a a ount as the re rigeration
oi app ied to the ared sections I
oi oi deterioration a resu t
achine oi or su uric gas
usti e gases a ea e produced
re or e p o-
ore persons are
ore Do not grasp the pac -
the pac aging
ateria s Pac aging ateria s such
a cause sta s or other in uries
ust e periodica
a resu t
tension to the ca es I the
ore than 12 hours e ore starting operation
a resu t
ess pipes
oisture enters the re rigerant ines oi dete-
a resu t
inera oi is i ed in the re rigeration
hen insta ing the unit in a hospita or co
noise and e ectronic inter erence In erters ho e app iances high- re uenc
edica e uip ent and radio co
conditioner to a unction or rea down The air conditioner
reduced
edica e uip ent distur ing
har ing the screen disp a
ow
Do not c ean the air conditioner unit with water E ectric shoc
Tighten a are nuts to speci cation using a tor ue wrench I tightened too
uch the are nut can rea a ter an e tended period and re rigerant can
ea out
chec ed
a resu t Be sure to ground the unit Do not connect the ground wire to gas or water
pipes ighting rods or te ephone grounding ines I the unit is not proper
grounded e ectric shoc
Use circuit rea ers ground au t interrupter iso ating switch
o ded case circuit rea er with the speci ed capacit I the circuit rea er
capacit is arger than the speci ed capacit
Do not touch the re rigerant pipes with are hands during operation The
re rigerant pipes are hot or co d depending on the condition o the owing
re rigerant I ou touch the pipes
A ter stopping operation
o the ain power switch Otherwise water ea age or rea down
Do not use re rigerant other than R410A re rigerant I another re rigerant is
used the ch orine wi cause the oi to deteriorate
Use the o owing too s speci ca
The o owing too s are necessar to use R410A re rigerant Contact our
nearest dea er or an
Gauge manifold
Charge hose
Gas leak detector
Torque wrench
Be sure to use the correct too s I dust de ris or
ant ines re rigeration oi deterioration
Do not use a charging c inder I a charging c inder is used the co position
o the re rigerant wi change and the e cienc wi
unications o ce
unications e uip ent can cause the air
edica care and co unications e uip ent
ua it
a resu t
rea down or re
urns or rost ite a resu t
e sure to wait at east e inutes e ore turning
designed or use with R410A re rigerant
uestions
Tools (for R410A)
Flare tool
Vacuum pump adapter
Electronic refrigerant charging scale
oisture enters the re riger-
a resu t
e owered
e prepared or
a a so a ect
a resu t
B use and
a resu t
a resu t