Curtis NXB18-37 Parts List
Curtis NXB18-37 Parts List
Curtis NXB18-37 Parts List
FEBRUARY, 2018
REV. J
NX Series
OIL-INJECTED ROTARY SCREW COMPRESSORS
PARTS LIST
18 KW (25 HP) LOT#004
22 KW (30 HP) LOT#004
30 KW (40 HP) LOT#004
37 KW (50 HP) LOT#004
CAP886
FEBRUARY 2018
Rev J
NX18-37
1. ENCLOSURE ASSEMBLY
1
CAP886
FEBRUARY 2018
Rev J
NX18-37
PART NUMBER
ITEM DESCRIPTION QTY NOTES
NX 18-22 NX 30-37
2605122230 2605122060 Top Cover 1 None Dryer Models
1
2605122250 2605122080 Air Exhaust Cover 1 Ventilated for Dryer Models
2 2605129230 2605128940 Top Main Cover 1
3 2605129190 2605128920 Rear Panel 2
4 2605129240 2605128950 Rear-Right Support 1
2605122230 2605122060 Right Side Cover 1 None Dryer Models
5
2605122250 2605122080 Air Exhaust Cover 1 Ventilated for Dryer Models
6 2605122220 2605121950 Right Maintenance Cover 1
7 2605129200 2605128910 Right Main Cover 1
8 2605129080 2605128790 Forklift Slot Cover 4
9 2605129190 2605128920 Front-Right Panel 1
10 2119020124 2119020124 Lock 6
11 2119020129 2119020129 Key 2
12 2101419990 2101419990 Tubing Clamp 1
13 2605127500 2605127490 Front-Left Door 1
14 2605121280 2605121280 Controller Cover 1
15 2605419820 2605419650 Air Pipe 1
16 2605419790 2605419630 Oil Pipe 1
17 2605419800 2605419620 Oil Pipe 1
18 2605129280 2605128990 Left Cover 1
19 2605122270 2605122030 Pre-filter 1
20 2605128810 2605122790 Pre-filter Cover 1
21 2605121670 2605121750 Pre-filter Baffle 1
2605127890 Air Inlet Cover 1
22 2605121390 Air Inlet Cover 1
2607108480 Air Inlet Cover 1
23 2116109995 2116109997 Ventilation Filter Group 1
24 2101419992 2101419991 Cable Gland 1
25 FRS-NX18-22 FRS-NX30-37 Magnetized Pre-filter Screen 1 Optional Feature
2
CAP886
FEBRUARY 2018
Rev J
NX18-37
1
1
2
2
99
88
66 77
3
3
44
1414 55 10
10
11
11 20
16 15
15 22
16 1212 13
13
21
17 23
17
19
25 21
30
18
24 29
19
18
28
20
26
27
3
CAP886
FEBRUARY 2018
Rev J
NX18-37
2.1 DRIVE SYSTEM & INLET SYSTEM PARTS LIST (BELT DRIVE)
PART NUMBER
ITEM DESCRIPTION QTY NOTES
NX 18-22 NX 30-37
4
CAP886
FEBRUARY Rev J
NX18-37
TABLE 1 - MOTORS
5
CAP886
FEBRUARY Rev J
NX18-37
8
22
77 99
3
3
6
10
10
44 14
14
55
15
15
16
16 13
13 22 22A
30
20
22
12 11
17
17 11
29
21 28
18 23
18
19
27
21
19
20
23
24 asd
25
26
6
CAP886
FEBRUARY 2018
Rev J
NX18-37
2.3 DRIVE SYSTEM & INLET SYSTEM PARTS LIST (DIRECT DRIVE)
PART NUMBER
ITEM DESCRIPTION QTY NOTES
NX 18-22 NX 30-37
7
CAP886
FEBRUARY 2018
Rev J
NX18-37
11 66
2
2
33
88
29 10
10
30 99
31 16 4
17 13
14
11
11
18 15
12
19
13
12
14
20
22
15
21
23
16
17
24 19
26
20
27
18
25
22
30
23
31 21
28
4
29
24
32
25
33
26
34
27
35
28
36
8
CAP886
FEBRUARY 2018
Rev J
NX18-37
PART NUMBER
ITEM DESCRIPTION QTY NOTES
NX 18-22 NX 30-37
1 2116019888 2116019888 Air/Oil Separator 1
2 2605539870 2605539870 Oil Filter 1
3 2116010141 2116010141 Screw-on Connector 1
4 2605370090 2605370090 Seal Washer 1
5 2101080251 2101080251 Screw Fitting 1
6 2101089978 2101089978 Screw Fitting 3
7 2605332920 2605332920 Check Valve 1
8 2105040054 2105040054 Pressure Sensor 1
9 2101080271 2101080271 Screw Fitting 1
11 2102029992 2102029992 Screw Fitting 1
12 2104089995 2104089995 Combination Valve 1
13 2605361970 2605361970 Gasket 1
14 2101089988 2101089986 Screw Fitting 3
15 2101080250 2101080262 Screw Fitting 3
16 2605362090 2605362090 Gasket 1
17 2104119969 2104119969 Safety Valve 1
18 2605370080 2605370080 Seal Washer 1
19 2605289890 2605289860 Oil Tank 1
20 2102029992 2102029992 Plug 1
21 2605369910 2605362030 Gasket 1
22 2605276820 2605276820 Oil Fill Plug 1
23 2109120012 2109120012 Seal Gasket 1
24 2605270410 2605270410 Oil Sightglass 1
25 2111010092 2111010092 O-ring 4
26 2605273710 2605273710 Bolt for Oil Sightglass 2
27 2104010203 2104010203 Ball Valve 1
28 2102029995 2102029995 Plug 1
29 FVAA761 FVAA761 Adapter 1/2 BSPP X 1/2 NPT 1
30 FPTB0402AG FPTB0402AG Bushing 1/2 X 1/4 NPT 1
31 FVA323 FVA323 Gauge Air 2 Dial 1/4 NPT 1
9
CAP886
FEBRUARY 2018
Rev J
NX18-37
1
13b
13b
22
33 13a
13a
12
12 14
14 15
44
55
66
77
88
9
10
10
11
11
16
18 15
16
17
10
CAP886
FEBRUARY 2018
Rev J
NX18-37
3.3 COOLING SYSTEM PARTS LIST
PART NUMBER
ITEM DESCRIPTION QTY NOTES
NX 18-22 NX 30-37
2117019970 2117019964 Cooler 1
1
2117019964 Cooler 1
2 2101089989 2101089986 Screw Fitting 2
3 2101080250 2101080262 Screw Fitting 2
4 2104010203 2104010203 Ball Valve 1
5 2102029995 2102029995 Plug 1
6 2101080282 2101080269 Screw Fitting 1
7 2101089984 2101089981 Screw Fitting 1
8 2605410930 2605411190 Rubber Washer 1
9 2605122260 2605121810 Fixed Plate 1
10 2101440076 2101440074 Pipe clamp 1
11 2605419810 2605419640 Air Pipe 1
12 - 2605361970 Gasket 1
2106149984 2106149983 45C Impeller Assembly 1
13
2106149983 50C Impeller Assembly 1
14 2605127710 2605121300 Adapter Plate 1
2106023317 2106023318 Fan Motor 3/60/200V
15 2106023080 2106023079 Fan Motor 3/60/230/460V 1
2106023060 2106023056 Fan Motor 3/60/575V
16 2605129130 2605128840 Inlet Cover 2
11
CAP886
FEBRUARY 2018
Rev J
NX18-37
4. CONTROL SYSTEM (FIXED SPEED)
2c
1
4
2d 3
2a
5 6 7
13
2b
12
9
10
11
12
CAP886
FEBRUARY 2018
Rev J
NX18-37
PART NUMBER
ITEM DESCRIPTION QTY NOTES
NX 18-22 NX 30-37
Not Shown
2a 2108080603 Emergency Stop 1
13
CAP886
FEBRUARY 2018
Rev J
NX18-37
3
1
2c
4a
2a 2d
5
4b
6
7
2b
15
9
13
10
14
11
12
14
CAP886
FEBRUARY 2018
Rev J
NX18-37
PART NUMBER
ITEM DESCRIPTION QTY NOTES
NX 18-22 NX 30-37
FSK-NXVC VSD Controller 1 iCommand Basic
1
FSK-NXTC Touch Controller 1 iCommand Touch
15
CAP886
FEBRUARY 2018
Rev J
NX18-37
2 14
12
13
6
1
2
3
4
8
7
10
7
11
16
CAP886
FEBRUARY 2018
Rev J
NX18-37
17
CAP886
FEBRUARY Rev J
NX18-37
2 14
5
9 2
12
13
6
1
2
3
4
8
7
7
18
CAP886
FEBRUARY 2018
Rev J
NX18-37
19
CAP886
FEBRUARY Rev J
NX18-37
6 CONTROL PANEL
X2
2 4 5 6 7 10
PT1 QF1
FU10
FU11
FU1
FU2
8
1
1A
9
1
L1L2L3 N PE Q2 Q4 Q3
Q5
X1
2 F2
20
CAP886
FEBRUARY 2018
Rev J
NX18-37
21
CAP886
FEBRUARY 2018
Rev J
NX18-37
X2
4 5 6 7
FU10
FU11
FU1
FU2
10
3
PT1 QF1
L1L2L3 N PE
Q5
QF
X1
1
22
CAP886
FEBRUARY 2018
Rev J
NX18-37
23
CAP886
FEBRUARY Rev J
NX18-37
3
1-1
PART NUMBER
ITEM DESCRIPTION QTY NOTES
NX 18-22 NX 30-37
1 2605563990 Discharge Valve 1
1-1 2104090355 Solenoid Valve 1
2111010489 - O-Ring 1
2
- 2111010483 O-Ring 1
3 F1489160 O-ring 1
24
CAP886
FEBRUARY 2018
Rev J
NX18-37
11
10
2
3 9
8
7
6
4
5
1
PART NUMBER
ITEM DESCRIPTION QTY NOTES
NX 18-22 NX 30-37
2605695750 Thermal Control Valve Kit 1
1 4 O-Ring 1
5 Thermal Valve Core 1
2605695740 Min. Pressure Valve Kit 1 Thermal Valve & MPV kits can be
6 Check Valve Core 1 found in the
2 7 O-Ring 1 8000 Hour Service Kits
8 O-Ring 1 Nx18-22 Part # FSK-8NX18-22
25
CAP886
FEBRUARY 2018
Rev J
NX18-37
26
CAP886
FEBRUARY 2018
Rev J
NX18-37
27
CAP886
FEBRUARY 2018
Rev J
NX18-37
Curtis-Toledo, Inc.
www.fscurtis.com
28
Curtis-Toledo, Inc.
1905 Kienlen Avenue | St. Louis, Missouri 63133
www.fscurtis.com