Oil Sight Glass; Schrader; Suction And Discharge Connections - Danfoss MLZ Evolution A Application Manuallines

Application Guidelines

Oil sight glass

Schrader

Suction and discharge
connections
Compressor models
MLZ 015-019-021-026
MLZ 030-038-042-045
MLZ 048
MLZ 058-066-076
Tightening torque for rotolock connection: 90Nm ±20 (66.4lb.ft±14.75)
14
AB243286444663en-001003
Dimensions
MLZ scroll compressors come equipped with
a threaded oil sight glass with 1"1/8 - 18 UNEF
connection. It can be used for a visual check
of the oil amount and condition or it may be
replaced by an accessory oil management device.
The oil level must be visible in the sight glass
during operation.
Torque requirement= 52.5 ±2.5Nm (38.7±1.8lb.ft)
The oil fill and drain connection and gauge port
is a 1/4" male flare connector incorporating a
schrader valve.
Torque requirements:
Schrader valve core: 0.6 ±0.2Nm (0.44±0.14lb.ft)
Schrader valve cover: 14.5 ±1Nm (10.7±0.7lb.ft)
MLZ scroll compressors are factory delivered with
brazed connections only. Dedicated rotolock
Brazed connection size
Suction 3/4"
Discharge 1/2"
Suction 7/8"
Discharge 1/2"
Suction 7/8"
Discharge 3/4"
Suction 1-1/8"
Discharge 7/8"
adaptors and adaptor sets are available as
accessory.
   
Rotolock adaptor set
(adaptor, gasket, sleeve, nut)
Rotolock Solder sleeve ODF
1-1/4" 3/4"
1" 1/2"
1-1/4" 7/8"
1" 1/2"
1-1/4" 7/8"
1-1/4" 3/4"
1-3/4" 1-1/8"
1-1/4" 7/8"
Oil sight glass
Schrader valve
and cap

Rotolock adaptor
( adaptor only)
Code Number Code Number
120Z0366
120Z0126
120Z0365
120Z0367
120Z0127
120Z0365
120Z0367
120Z0128
120Z0366
120Z0364
120Z0129
120Z0367