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SECTION 2
PRODUCT USER MANUAL
19
2.21 TROUBLESHOOTING
Problem
Possible Cause
Repair
Comments
Dryer is switched on,
indicator light is lit but the
refrigerant compressor
does not turn on.
The connection has
inverted phases
Invert two phases
3-phase dryers are equipped with
a phase controller to avoid the
fans from turning in the opposite
direction.
Refrigeration unit is not
functioning
Check refrigeration compres-
sor
Several factors can cause com-
pressor failure. A qualified refrig-
eration technician needs to check
all the electrical and refrigerant
circuit and controls.
The refrigerant high pres-
sure protection has
tripped
The refrigerant safety high
pressure switch has tripped.
The dryer is protected against
excessively high refrigerant pres-
sure. If the condenser efficiency
has reduced, the switch will trip.
Manually reset the switch
In case of water cooled con-
densers, check the water con-
trol valve
Excessive ambient tem-
perature
Be sure that dryer is working
in temperatures lower than the
design conditions. Designed
conditions and correction fac-
tors are described in this man-
ual .
A high ambient temperature may
cause the refrigerant system to
operate at higher than normal
pressures. Results will be higher
than normal evaporator tempera-
ture. Important: adequate air cir-
culation around the dryer, and
proper ventilation in the equip-
ment room should guarantee a
low enough ambient temperature.
Dryer is switched on but
the refrigerant compres-
sor does not turn on.
Excessive temperature on
crankcase of compressor.
Allow time to compressor to
cool down. Reason may be a
possible incorrect adjustment
of hot gas bypass valve or
shortage of refrigerant
Compressor is protected against
overly high temperatures of the
crankcase by a thermal switch.
Excessive compressed
air inlet temperature.
Be sure that dryer is working
in temperatures lower than
design conditions.
The dryer is designed for working
in calculated conditions (see
description in this manual). If con-
ditions are exceeded, the dryer
will be overflowed, dew point will
go up and protecting devices can
switch off.
Содержание 02250201-297 R01
Страница 6: ...TABLE OF CONTENTS ...
Страница 8: ...8 NOTES ...
Страница 38: ...38 NOTES ...
Страница 39: ...Section 4 39 TECHNICAL DRAWINGS ...
Страница 40: ...SECTION 4 40 4 1 ED SPARE PARTS RD400 AIR COOLED 02250196 586 R03 ...
Страница 42: ...SECTION 4 42 4 2 ED SPARE PARTS RD500 AIR COOLED 02250196 588 R03 ...
Страница 44: ...SECTION 4 44 4 3 ED SPARE PARTS RD700 AIR COOLED 02250196 590 R3 ...
Страница 46: ...SECTION 4 46 4 4 ED SPARE PARTS RD700 WATER COOLED 02250196 618 R03 ...
Страница 48: ...SECTION 4 48 4 5 ED SPARE PARTS RD850 AIR COOLED 02250196 591 R03 ...
Страница 50: ...SECTION 4 50 4 6 ED SPARE PARTS RD850 WATER COOLED 02250196 619 R03 ...
Страница 52: ...SECTION 4 52 4 7 ED SPARE PARTS RD1000 AIR COOLED 02250196 592 R03 ...
Страница 54: ...SECTION 4 54 4 8 ED SPARE PARTS RD1000 WATER COOLED 02250196 620 R03 ...
Страница 56: ...SECTION 4 56 4 9 ED SPARE PARTS RD1200 AIR COOLED 02250196 593 R03 ...
Страница 58: ...SECTION 4 58 4 10 ED SPARE PARTS RD1200 WATER COOLED 02250196 621 R03 ...
Страница 60: ...SECTION 4 60 4 11 ED SPARE PARTS RD1600 AIR COOLED 02250196 594 R03 ...
Страница 62: ...SECTION 4 62 4 12 ED SPARE PARTS RD1600 WATER COOLED 02250196 622 R03 ...
Страница 64: ...SECTION 4 64 4 13 ED SPARE PARTS RD2000 AIR COOLED 02250196 595 R03 ...
Страница 66: ...SECTION 4 66 4 14 ED SPARE PARTS RD2000 WATER COOLED 02250196 623 R03 ...
Страница 68: ...SECTION 4 68 4 15 ED SPARE PARTS RD2400 AIR COOLED 02250196 596 R03 ...
Страница 70: ...SECTION 4 70 4 16 ED SPARE PARTS RD2400 WATER COOLED 02250196 624 R03 ...
Страница 72: ...SECTION 4 72 4 17 ED SPARE PARTS RD3000 AIR COOLED 02250196 597 R03 ...
Страница 74: ...SECTION 4 74 4 18 ED SPARE PARTS RD3000 WATER COOLED 02250196 625 R03 ...
Страница 76: ...SECTION 4 76 4 19 ED SPARE PARTS RD3800 AIR COOLED 02250196 598 R03 ...
Страница 78: ...SECTION 4 78 4 20 ED SPARE PARTS RD3800 WATER COOLED 02250196 626 R03 ...
Страница 80: ...SECTION 4 80 4 21 ED SPARE PARTS RD5000 AIR COOLED 02250196 599 R03 ...
Страница 82: ...SECTION 4 82 4 22 ED SPARE PARTS RD5000 WATER COOLED 02250196 627 R03 ...
Страница 84: ...SECTION 4 84 4 23 ED SPARE PARTS RD6000 AIR COOLED 02250196 600 R03 ...
Страница 86: ...SECTION 4 86 4 24 ED SPARE PARTS RD6000 WATER COOLED 02250196 628 R03 ...
Страница 88: ...SECTION 4 88 4 25 ID RD400 02250195 264 ...
Страница 89: ...SECTION 4 89 4 25 ID RD400 DRYER WITHOUT PALLET SIZE RD 400 23 23 x 27 95 x 49 8 590mm x 710mm x 12651270mm ...
Страница 90: ...SECTION 4 90 4 26 ID RD500 850 02250195 266 ...
Страница 92: ...SECTION 4 92 4 27 ID RD1000 1200 02250195 267 R01 ...
Страница 94: ...SECTION 4 94 4 28 ID RD1600 2000 02250195 268 ...
Страница 96: ...SECTION 4 96 4 29 ID RD2400 02250195 269 ...
Страница 98: ...SECTION 4 98 4 30 ID RD3000 02250195 269 ...
Страница 100: ...SECTION 4 100 4 31 ID RD3800 02250195 270 ...
Страница 102: ...SECTION 4 102 4 32 ID RD5000 02250195 271 ...
Страница 104: ...SECTION 4 104 4 33 ID RD6000 02250195 272 ...
Страница 106: ...SECTION 4 106 4 34 P I RD400 02250195 291 ...
Страница 108: ...SECTION 4 108 4 35 P I RD500 850 02250195 293 ...
Страница 110: ...SECTION 4 110 4 36 P I RD700 850 WATER COOLED 02250195 294 ...
Страница 112: ...SECTION 4 112 4 37 P I RD1000 6000 02250195 297 ...
Страница 114: ...SECTION 4 114 4 38 P I RD1000 6000 WATER COOLED 02250195 298 ...
Страница 116: ...SECTION 4 116 4 39 WIRING DIAGRAM RD400 230 3 60 A 02250195 319 S1 ...
Страница 118: ...SECTION 4 118 4 39 WIRING DIAGRAM RD400 230 3 60 A 02250195 319 S2 ...
Страница 120: ...SECTION 4 120 4 40 WIRING DIAGRAM RD400 460 3 60 A 400 3 50 A 02250195 974 S1 ...
Страница 122: ...SECTION 4 122 4 40 WIRING DIAGRAM RD400 460 3 60 A 400 3 50 A 02250195 974 S2 ...
Страница 124: ...SECTION 4 124 4 41 WIRING DIAGRAM RD500 700 230 3 60 A 02250195 975 S1 ...
Страница 126: ...SECTION 4 126 4 41 WIRING DIAGRAM RD500 700 230 3 60 A 02250195 975 S2 ...
Страница 132: ...SECTION 4 132 4 43 WIRING DIAGRAM RD700 850 230 3 60 W 02250195 976 S1 ...
Страница 134: ...SECTION 4 134 4 43 WIRING DIAGRAM RD700 850 230 3 60 W 02250195 976 S2 ...
Страница 140: ...SECTION 4 140 4 45 CONTROL CIRCUIT RD400 500 700 850 1000 1200 1600 2000 2400 3000 3800 5000 6000 02250195 307 ...
Страница 142: ...SECTION 4 142 4 46 POWER CIRCUIT RD400 500 700 850 1000 1200 1600 2000 2400 3000 3800 5000 6000 02250195 307 ...
Страница 144: ...144 NOTES ...
Страница 145: ...NOTES ...