Copeland DMRH-750, Reciprocating compressor, Semihermetic, 2 Cylinders

Use this catalogue to identify the spare parts you need to repair your compressor. The OEM catalogue is crossreferenced with our spare parts database, matched items are highlighted. Some of our existing spare parts may not be shown because our database is incomplete (e.g. missing OEM P/N), or because we sell the items separatelly (typical example is the piston-connecting rod assembly). If you have any doubt please ask us.

All OEM manufacturer's names, part numbers, diagrams, products description and information are provided for reference and identification purposes only, and it is not implied that any part listed is the product of the OEM manufacturer.

Item num.	Ralco P/N	OEM P/N	Description (from OEM manufacturer)
11	BRG1500	3222896	Bearing Body, Main, Plain, Motor Side .
12	BRG1500	3222885	Bearing Body, Main, Thrust, Gear Side .
21	GKT1200	2950418	Gasket: stator cover .
30		4566380	Motor unit: 7,5HP AWM/D or 45/55 .
30		2569156	Motor unit: 7,5HP EWM/D .
30		2569145	Motor unit: 7,5HP EWL/N .
30		2569190	Motor unit: 7,5HP EWK .
50	CKS1500	2934656	Obsolete-Crankshaft .
51	KEY1200	2048946	Crankshaft key .
60		2836069	Obsolete-Piston & conrod assy .
61	SGM1500	2918872	Piston ring .
70	HSG1500	2970614	Housing cover w bearing .
71	BRG1400	3188990	Bearing Housing Cover For Comps W Bronze Bearing, Use 2970614.
75	GKT1491	2950429	Gasket: housing cover .
81	GKT1259	2993488	Gasket: oil pump .
	RNG1065	2830754	O-ring: Oil Pump, CONCENTRIC, old - OBSOLETE .
	RNG1055	2947601	O-ring: oil pump IOPS/OPS1/Sentronic .
101	GKT1758	2729383	Gasket: bottom plate .
110		3806730	Oil screen w gasket .
111	GKT1236	2993455	Gasket For oil screen.
120		2049552	Check valve: gas .
130	VSG1201	2263754	Obsolete-Check Valve: oil .
140	GLS1000	2482519	Oil sight glass assy .
142	RNG1035	2042028	Gasket Oil Sight Glass.
151	GKT1556	2950441	Gasket: below cylinder head - OBOLETE .
		2845443	Obsolete-Gasket kit: valve plate .
171		2836774	Valve plate parts: Suction Reed, Pad, Pin .
180	GKT1547	2950430	Gasket: below valve plate .
200	GRF1016	2837062	Shut-off valve w gasket & w/o bolts 1 3/8" Brazed Suction.
	GRF1019	2837119	Shut-off valve w gasket & w/o bolts 2 1/8" Brazed Suction, Tandem.
201	GKT70043	2963043	Gasket Suction.
	GKT1005	2880862	Gasket Suction Sov, Tandems.
202	SRN1202	3806774	Suction screen w gasket - OBSOLETE .
203		3199972	Gasket: pipe socket .
		3091932	Gasket: pipe socket Henry For Tandem Comps, Suction.
204		2048060	Solder sleeve 1 3/8" .
		2832830	Pipe socket Henry - Obsolete Tandem Compressor.
		2832841	Pipe socket 2 1/8" Tandem Compressor.
205		2045152	Flange Henry - OBSOLETE .
		2050578	Flange Henry - Obsolete Tandem Compressors.
		2946846	Flange .
210	GRF1012	2837051	Shut-off valve w gasket & w/o bolts 1 1/8" Brazed Discharge.
		2846082	Shipping plate kit W Gaskets & Screws Suction.
		2846071	Shipping plate kit - OBSOLETE W Gaskets & Screws Discharge.
230	TER1200	2834596	Terminal plate assy with gasket .
231	GKT1257	2952823	Gasket: terminal plate Tandem & Parallel Systems .
300		3216455	Module: thermistor protection Kriwan INT69-2 115V / 230V Internal (standard) .
300		3161204	Module: thermistor protection Kriwan INT69 24V AC Internal .
300		3161191	Module: thermistor protection Kriwan INT69 24V DC Internal .
300		3237201	Module: thermistor protection Kriwan INT69 200-260V AC (export) Internal .
300		2495951	Module: thermistor protection Kriwan INT69 110V External .
300		2640897	Module: thermistor protection Kriwan INT69 380V External .
310	TER1200	2939866	Cover for terminal plate Bakelite .
340	BOX1200	2938250	Terminal box .
341		2938385	Gasket: terminal box .
343		3237994	Cover: terminal box EWL/M/D/K/Y +TWY/X Motor Ew, Tw_.
343		3251589	Cover: terminal box Motor Aw_.
500	PLT1500	2495439	Obsolete-Valve plate assy .
510	KIT1500	2495417	Gasket kit - OBSOLETE .
520	PMP1001	2832761	Oil pump assy .
530	HTR1200	4577420	Crankcase heater 65W, 240V External .
530		4577431	Crankcase heater 65W, 120V External .
530		4577442	Crankcase heater 65W, 480V External .
		2039926	Obsolete-Clips for external heater .
540	AMR1500	2188475	Mounting parts kit (spring) .
		2933266	Mounting parts kit (rubber for parallel) .
550		2831586	Obsolete-Unloaded start assy 220V, 50/60Hz Wo Check Valve, W Coil .
550		2990058	Obsolete-Unloaded start wo check valve with coil 110V, 50/60Hz .
550		2990150	Obsolete-Unloaded start wo check valve with coil 24V, 50Hz .
550		2990252	Obsolete-Unloaded start wo check valve with coil 24V, DC .
552		2943950	Obsolete-Unloaded start piping assy Wo Coil, Wo Gaskets .
553		2940235	Solenoid coil 220V AC, 50/60Hz Ul Start .
553		2940246	Solenoid coil 110V AC, 50/60Hz Ul Start .
553		2940257	Solenoid coil 24V AC, 50Hz Ul Start .
553		2943949	Solenoid coil 24V, DC Ul Start/Danfoss .
554		2949812	Gasket: flange, suction side .
556		2486500	Bolt DIN912 5/16-18UNCX2" .
557		2995906	Check valve NRV22S 1"1/8 / 28 mm .
557		2995600	Check valve NRVH22S 1"1/8 / 28 mm .
580		2496330	Flange: sweat .
583		6744780	Vibration absorber 1 1/8" .
584		2495882	Oil sight glass AMI-1TT9, 1-1/8", ALCO (#805651) .
585		2063909	Socket: insert .
586		2038456	Cap nut .
		5401813	Oil & gas equalization kit: 1 comp .
		3131507	Obsolete-OM3-CUA Traxoil electronic oil level management system Kit includes: OM3 Traxoil, CUA adapter, 24V coil ,relais cable 6m, power cable 6m 35 bar .
		8405176	Obsolete-Transformer (for 1 x OM3/4/5) 230 V / 24 VAC, 25 VA ETC-323 ALCO (804424) .
590		5404652	Oil pressure switch with PG: OPS2 115/230 V, 50/60 Hz Switch, PG connection .
590		3168329	Oil pressure switch complete: OPS2 115/230V, 50/60 Hz Sensor, switch, PG connection .
590		3164918	Oil pressure switch: OPS2 115/230 V, 50/60 Hz Electronic switch .
		3140721	Electronic switch OPS1 - Obsolete 230 V, 50/60 Hz Electronic switch .
		3112586	Gasket, oil sensor Cu .
		2944124	O-ring: oil sensor .
		3110784	Sensor w gaskets: OPS1/OPS2 .
		3112348	PG screw connection kit OPS .
		3112268	Protection cap: reset button OPS1 .
590		2834007	Oil pressure switch w Bracket & 2 Capillary Tubes ALCO FD113 ZU .
590		2834041	Oil pressure switch w Bracket & 2 Capillary Tubes - For UL start/Capacity Control ALCO FD113 ZU .
591		2966622	Oil pressure switch ALCO FD113 ZU Wo Capillary Tubes & Bracket .
591		2942300	Oil pressure switch ALCO FD113 ZU W 2 Capillary Tubes & Wo Bracket .
592		2326626	Bracket: oil safety switch Alco/Ranco Switch .
592		2940008	Bracket: oil pressure switch For Comps W Cap Control Or Ul Start .
592		2951864	Bracket: oil safety switch Sentronic .
593		3808214	Capillary tube w gasket: oil safety switch .
594		2974343	Gasket: Cu ring .
590		2952221	Oil pressure switch SENTRONIC W Bracket & Sensor .
591		3007704	Oil pressure switch: SENTRONIC 3 Wo Bracket & Sensor .
		3107046	Sensor w gaskets: SENTRONIC Caution! Obsolete And New Sentronic Parts, E.G. Obsolete Module With New Sensor, Must Not Be Used Commonly).
		2951831	Gasket: sensor SENTRONIC .
		3107035	Extension cable: SENTRONIC Caution! Obsolete And New Sentronic Parts, E.G. Obsolete Module With New Sensor, Must Not Be Used Commonly).
600		3098831	Fan assy: vertical: EBM 220V/380V-3-50/60Hz w Mounting parts .
600		3098842	Fan assy: vertical: EBM 220V-1-50Hz w Mounting parts .
600		3098853	Fan assy: vertical: EBM 500V-3-50Hz w Mounting parts .
		3287024	Fan assy: vertical 220/380V-3-50/60Hz Wo Mounting Kit .
		3293250	Fan assy: vertical: EBM 220V-1-50Hz Wo Mounting Kit .
		2998267	Fan assy: vertical: EBM 500-3-50Hz Wo Mounting Kit .
610		2988119	Mounting kit: EBM fan .
610		2831111	Obsolete-Mounting kit For Additional Fan 60W .
		3097996	Capacitor 5 µF 5 µF / 400 V, 50 Hz For Fan 220-1-50/60 Ebm .
601		2487456	Fan motor 220V-3-50Hz For Additional 60W Fan (Leroy Somer motor) If Motor 220-1-50, Please Order Additionally Run Capacitor 6 µF 2728686).
		2728686	Run capacitor 6 µF / 400 V, 50 Hz Fan 50/55/60 W (Leroy Somer motor) .
602		2728131	Fan blade 4 Blades (for Leroy Somer motor) .
605		2939684	Bolt .
		2190814	Semi synthetic oil - OBSOLETE SHELL CLAVUS SD 22-12 .
		3103953	Mineral oil Suniso 3GS, 4 Liter .
NI	BLT1200	NA	TORNILLO FIJACION LAMINA DESC.
NI	BRG1400X010	NA	KIT 3 COJINETES ACABADOS TEFLON D2D - 0.25 MM / SET 3 PTFE LINED BEARING UNDERSIZE 010 SINCE MARCH 1992.
NI	BRG1400X020	NA	KIT 3 COJINETES ACABADOS TEFLON D2D - 0.50 MM / SET 3 PTFE LINED BEARING UNDERSIZE 020 SINCE MARCH 1992.
NI	GKT1244	NA	JUNTA PLACA BORNA D9RA+C+DMR+DL.
NI	GRF1016	283-7062	GRIFO ASPI. 13/8-D2+3+DM+D9.
NI	HTR1500	NA	RESISTENCIA CARTER EXTERIOR DL+DN+DM / OIL HEATER EXTERNAL 65 W / 220 V.
NI	LCK1500	NA	ARANDELA BLOCAJE ROTOR DMRH / ROTOR BOLT LOCK WASHER 1-1/8 7-1/2 CV.
NI	PIN1010	NA	BULON D4+6RA+DMRH+D2D / PISTON PIN 3/4X2.085 19X14.4X52.5 MM..
NI	PMP1021	NA	ADAPTER RINGS OIL PUMP COPELAND MR+D9R+D2D+D3D+D2R+D4+6+8-R+D.
NI	PST1500	NA	PISTON + BULON 2 RAN. DMRH-500+L+750+DMRA+D2SK1650 / PISTON + PIN 2-9/16-65X15.8X50.7.
NI	ROD1200	NA	BIELA D9R+D3D3+D2D+MRH / CONN. ROD 38.1X19X95.2 MM.
NI	ROD1200X010	NA	BIELA -0.25 MM D9R+DMRH 38 MM.
NI	ROD1200X020	NA	BIELA -0.50 MM D9+D3+DMRH 38MM.
NI	SGM1501	NA	SEGMENTO DMRH GRUESO 3 MM PST ALUMINIO D = 65.1 MM 2-9/16.
NI	SNP1550	NA	ARO SUJECION BULON -DMRH-.
NI	SPG1000	NA	FLEJE VALVULA DESCARGA DL+DM+D9+RA+RH / VALVE REED SPRING 53.0X17.4X0.29.
NI	TER1210	NA	KIT 3 BORNES TERMINALES DL+DMR+D9RC.
NI	VAL1000	NA	VALVULA DESCARGA LL+LSG+NM+D9+RA+RH+D3SS / DISCHARGE VALVE REED 53X17.4X0.29.
NI	VAL1010	NA	VALVULA ASPIRACION 4RA+RF+CC63 +9RC+A+MR+NRA+LL+D9TH / SUCTION VALVE REED 76.0X17.5X0.49.
NI	WAS1500	NA	ANILLO TOPE CIGÜEÑAL MRH / THRUST WASHER.

Copeland DMRH-750, Reciprocating compressor, Semihermetic, 2 Cylinders

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