REFCO RL-8 User Manual
Page 5

REFCO Manufacturing Ltd.
Telefon
+41 41 919 72 82
Industriestrasse 11
Telefax
+41 41 919 72 83
6285 Hitzkirch - Switzerland
[email protected] www.refco.ch
REFCO Manufacturing Ltd.
Telefon
+41 41 919 72 82
Industriestrasse 11
Telefax
+41 41 919 72 83
6285 Hitzkirch - Switzerland
[email protected] www.refco.ch
Technical data
RL-2
RL-4
RL-8
Capacity l/min (cfm)
40 (1.35)
76 (2.7)
180 (6.4)
End vacuum with closed 
gas ballast valve at 20°C 
68°F 
0.02 mbar (15 microns)
Minimal oil temperature 
for motor start up 
+5°C / 
41°F 
+5°C / 
41°F 
+2°C / 
36°F 
Intake port SAE
1/4"
1/4"+3/8"
1/4"+3/8"
Gas ballast
Yes
Yes
Yes
Oil mist filter
Yes
Yes
Yes
Oil back flow prevention
optional
optional
Yes
Oil capacity
ml (pt)
125 (0.25)
250 (0.5)
500 (1.0)
Sound pressure level 
emissions LpA 
LpA ≤ 70dB (A)
Power supply
115V / 60Hz
Motor
kW/Umin
0.16/2400
0.19/2400
0.37/2800
Measurements mm 
(LxWxH) 
inch
271x167x195 
10.6x6.6x7.6 
301x152x204 
11.8x6x8 
360x220x250 
14x8.6x9.8 
Weight
kg (lbs)
3.8 (8.4)
5.56 (12.2)
11.8 (26)
 
Spare parts 
Pos. 
Reference
Description
Part No.
 
Spare parts for RL-2 
3........... RL-2-3000..... Oil box complete with gaskets................. 4661589 
20......... RL-2-3011..... Oil sight glass complete........................... 4661597 
19......... RL-4-303....... Oil mist filter complete............................. 4495471 
24......... RL-2/4-3060.. Gas ballast valve complete...................... 4661423 
53......... RL-8-4071..... Rubber pads (4 pcs)................................. 4507631 
55……...RL-2-406 115V-60HZ........... Capacitor (2 pcs)................ 4661040 
48......... RL-4-415....... On-Off switch............................................ 4496770 
52......... RL-2-4000….. Housing complete (2 parts)...................... 4661538 
1........... RL-2-2A......... Vacuum stage overhauled complete 
 
with gasket in exchange…………………. 4661482
1........... RL-2-2A......... Vacuum stage overhauled complete 
 
with gasket without exchange................. 4661482
............. RL-1-1000..... Gasket set................................................ 4668419 
 
Spare parts for RL-4 
3........... RL-4-3000..... Oil box complete with gaskets................. 4507674 
20......... RL-4-3011..... Oil sight glass complete........................... 4507682 
23......... RL-4-310....... Oil drain plug with gasket.........................4496761 
19......... RL-4-303....... Oil mist filter complete............................. 4495471 
24......... RL-2/4-3060.. Gas ballast valve complete...................... 4661423 
53......... RL-8-4071..... Rubber pads (4 pcs)................................. 4507631 
55......... RL-4-406-KS 115V-60HZ….. Capacitor (2 pcs)................ 4661058 
48......... RL-4-415....... On-Off switch............................................ 4496770 
52......... RL-4-4000..... Housing complete (2 parts)...................... 4661474 
 
 
Pos.
Reference
Description
Part No.
1........... RL-4-2A......... Vacuum stage overhauled complete 
 
with gasket in exchange…………...….. 4661954
1………. RL-4-2A
Vacuum stage overhauled complete
with gasket without exchange............. 4661954
............. RL-4-1000..... Gasket set........................................... 4668427 
 
Spare Parts for RL-8 
3........... RL-8-3000..... Oil box complete with gaskets............ 4507607 
20......... RL-8-3011..... Oil sight glass complete……................ 4507615 
23......... RL-4-310....... Oil drain plug with gasket.................... 4496761 
19......... RL-8-303....... Oil mist filter complete........................ 4507445 
24......... RL-8-3060..... Gas ballast valve complete................. 4507623 
53......... RL-8-4071..... Rubber pads (4 pcs)............................ 4507631 
55......... RL-8-406-60uF Capacitor (2 pcs)................................. 4660680 
48......... RL-4-415....... On-Off switch.......................................4496770 
52......... RL-8-4000..... Housing complete (2 parts)….............. 4507640 
1........... RL-8-2A......... Vacuum stage overhauled complete 
 
with gasket in exchange……………….. 4507658
1........... RL-8-2A......... Vacuum stage overhauled complete 
 
with gasket without exchange……..... 4507658
............. RL-8-1000..... Gasket set........................................... 4668436 
 
Spare Parts 
⇒ To avoid damage or reduced pump performance, please make 
sure to use the appropriate REFCO replacement parts and 
components. Please indicate pump type and serial number (see 
name-plate) when ordering spare parts. 
 
Environmental issues 
The vacuum pump has been developed for long term use. REFCO 
takes energy saving and environmental impact into account when 
procuring materials and manufacturing its products. 
 
REFCO Manufacturing Ltd. feels responsible for all its products 
throughout their entire lifespan and has therefore been certified in 
accordance with DIN EN ISO 14001 : 2004. 
 
When decommissioning the device, users should observe the disposal 
regulations applicable in their country. 
 
Oil and other components must be disposed of in an environmentally-
friendly manner. 
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