RHOSS H57603 Instrucciones De Uso página 76

12 - LOW FLOW PRESSURE IN NOMIN AL CONDITIONS
• Insufficient r efrigerant load:
• Presenc e of air in the water s ystem:
• Insufficient water fl ow rate:
• Mechanic al problems in the compress or:
• FI access ory irregular functi oning (if mounted):
13 - HIGH INT AKE PRESSURE IN NOMINAL CONDITIONS
• Exc essi ve ther mal load:
• Irregular operation of the expansion val ve:
• Mechanic al problems in the compress or:
14 - LOW INTAKE PRESSURE IN NOMIN AL CONDITIONS
• Insufficient r efrigerant load:
• Evaporator dirty:
• Filter partiall y bloc ked:
• Irregular operation of the expansion val ve:
• Presenc e of air in the water s ystem:
• Insufficient water fl ow rate:
II.8 Dismantling the Unit - Disposal of
Components/Harmful Substances
SAFEGUARD THE EN VIRONMENT !
The environment is precious for ever yone and so
must be respected b y ever yon e.
R R H OSS
S.p.A. cares about protecting the
environment.
When the unit is dismantled it is important to
adhere scrupulou sly to the follo wing procedures.
DANGER !
The mach ine contains potentially d angerous parts.
Always contact specialised comp anies for dispo sal.
It is advisable that the dismantling of the unit is performed by a
company authorised to c ollect obsol ete products and mac hiner y.
The unit as a whole is composed of materials c onsidered as s econdary
raw materials and the following c onditi ons mus t be obser ved:
• the c ompressor oil must be removed, recovered and deli vered to a
body authorised to coll ect waste oil;
• refrigerant gas may not be discharged into the atmos phere. It should
instead be rec overed by means of type-approved devices, stored in
suitabl e c ylinders and deli vered to a c ompany authorised for the
collection;
• the filter-drier and el ectronic c omponents (el ectrol ytic condens ers)
are considered s pecial was te, and mus t be delivered to a body
authorised to c ollect s uch items;
• the expanded polyurethane rubber insulation on the water heat
exc hanger and the pol yurethane and sound-absorbent sponge lini ng
the bodywor k must be r emoved and process ed as urban refuse.
SECTION II: INST ALL ATION AND MAINTEN ANCE
restore c orrect load, i dentify and eliminate any leak.
bleed the s ystem.
chec k and adjust as necess ary.
overhaul compr essor.
chec k c alibration and adj ust as necessar y.
chec k s ystem sizing, leaks and ins ulation.
chec k functi onality, repl ace if nec essar y.
overhaul compr essor.
restore c orrect load, i dentify and eliminate any leak.
chec k and wash.
replace.
 chec k func tionality, replace if necess ary.
bleed the s ystem.
chec k and adjust as necess ary.
II.9 Maintenance summary table
DANGER !
The mainten ance interventions, even if only
inspections, must b e performed b y qualified staff.
Always act on the automatic master switch (IG)
positioned to protect the entir e plant before an y
maintenance oper ation, also if only an inspection.
Make sure that no one accid entally supplies po wer
to the machine; lock the automatic master switch
(IG) in the zero position.
Check p erfect functionalit y of the earth plant.
No intervention can be p erformed with the machine
running.
DANGER !
When operating with compr essed air, always use
I.P.D. envisioned b y the law (glasses, ear
protection, etc.).
IMPORTANT !
Always wear protective gloves during op erations.
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