Festo MS2-LFR, Instructions & Operating, Page: 2 / 2

6. Install new filter cartridge:
– Hold filter cartridge at the bottom and push onto the support.
– Position filter plate, screw in and hand-tighten. Tightening torque:
0.07 Nm ±20%
7. Mount filter bowl 5 :
– Align lock release of filter bowl on the cutout on the housing and insert it.
– Turn filter bowl clockwise until the lock audibly locks at the end stop.
9.3 Clean product
• Clean the outside of the product with a soft cloth as required. Cleaning agents
include all non-abrasive media.
10 Fault clearance
Error description Cause Remedy
Constriction in the supply line Check supply line. Low flow rate (operating pres-
sure breaks down with air con-
sumption)
Filter cartridge dirty Replace filter cartridge
è 9 Maintenance.
Pressure increases above the
set working pressure. Valve disc defective at sealing
seat Replace product.
Audible, continuous blowing
noise at rotary knob Valve seat damaged Replace product.
Blowing noise can be heard at
the drain screw. Drain screw leaking Replace product.
Tab. 3 Fault clearance
11 Disassembly
1. Exhaust the complete system and product.
2. Release interlock at the fittings by pressing it and pull out hose assembly.
3. Release fittings at the connecting flanges and unscrew.
12 Disposal
• Dispose of the packaging, used filters and product at the end of the produc-
tion service life according to the valid provisions for environmentally sound
recycling.
13 Technical data
13.1 Technical data, mechanical
Size MS2-LFR
Mounting position [°] ve/– 5
Grade of filtration [µ] 5
Condensate drain function manual turning
Temperature ranges
Temperature of medium [°C] –5 … 50
Ambient temperature [°C] –5 … 50
Storage temperature [°C] –5 … 50
Tab. 4
13.2 Technical data, pneumatic
Size MS2-LFR
Compressed air quality
Operating medium Compressed air to ISO 8573-1:2010 [7:4:4]
Air quality class at the output Compressed air to ISO 8573-1:2010 [6:4:4]
Pneumatics
Pneumatic connection
M5 [bar] 1 … 10
Pneumatic connection
QS6 [bar] 1 … 8
Pressure regulation range [bar] 0.5 … 7
Standard nominal flow rate
Pneumatic connection
M5 [l/min] 140
Pneumatic connection
QS6 [l/min] 310
Tab. 5