Speedaire
Operating Instructions & Parts Manual
Speedaire
Two-Stage Air Compressor Pump
Maintenance (Continued)
The Interstage Pressure
E
Relief Valve
N
protect against interstage over
G
pressure and is factory set for
L
maximum pressure of 75 PSIG
I
Do Not Reset
S
H
If the pressure relief valve pops, it
indicates trouble. Shut down the
unit immediately and determine
and correct the malfunction.
Serious damage can result if not
corrected and can lead to complete
destruction of the unit. Tampering
with the interstage pressure relief
valve, or plugging the opening
destroys the protection provided
and voids all warranties.
Lubrication Of
Compressor:
proper level as indicated by oil
sight gauge. Keep crankcase
filled as required by usage. It is
recommended that only
Speedaire recip lubricant
be used. This is a 30-weight, non-
detergent industrial oil with rust
and oxidation inhibitors specially
formulated for reciprocating
compressors. Do not mix oil types,
weights or brands.
Compressor Oil Specifications
Compressors are factory filled
with Speedaire hydrocarbon
based recip lubricant.
.
For Service and Warranty, Call: 1-888-303-1344.
®
5 & 7.5 HP
This is an ISO 100 non-detergent
industrial lubricant with rust
and oxidation inhibitors
is provided to
specially formulated for
reciprocating compressors.
It is recommended this
.
compressor be maintained
using this oil for ambient
temperatures above 32 degrees F.
Speedaire synthetic is
a premium grade diester based
synthetic lubricant providing
excellent performance in high
temperature applications.
mix types, weights or brands.
of oil (white milky substance)
indicates unsafe accumulation of
Fill crankcase to
moisture and may be evidence
compressor is oversized for
application. Failure to promptly
consult your local distributor, or
Speedaire Customer Service, can
be grounds to deny warranty.
NOTE:
1. Normal break-in period of
2. For the first 100 hours of
Do not
Emulsification
Speedaire air
compressors is 25 hours.
compressor operation, a
careful and regular check of
the oil level should be made.
Maintain oil level at the full
line.
10
1WD21
Changing To Synthetic
Lubricant
(Applies to diester based synthetic
lubricant only)
If changing to synthetic lubricant,
the following steps must be
completed.
1. Compressor must run for a
25 hour break-in period
using Speedaire
ISO 100 oil.
2. Thoroughly drain existing oil
from crankcase.
3. Fill crankcase with a full
charge of synthetic
lubricant.
4. Run compressor for
200 hours.
5. Stop compressor and
thoroughly drain the
synthetic lubricant.
6. Add a full charge of
synthetic lubricant.
7. Compressor now ready to
run for extended period
before next lubricant
change.
Lubricant
PART
DESCRIPTION
NUMBER
1 Quart Speedaire
1WG50
Mineral
1
Quart Speedaire
1WG49
Synthetic