SERVICE UNIT COMBINATION MSB6N-1/2:J4D7A1-WP COMPRISING FILTER REGULATOR, ELECTRICAL ON-OFF VALVE, PNEUMATIC SOFT-START VALVE, WALL MOUNTING PLATE. MAXIMUM OUTPUT PRESSURE 9 BAR, 5 MICROMETER FILTER, WITH PRESSURE GAUGE, LOCKABLE REGULATOR HEAD, PLASTIC BOWL WITH PLASTIC BOWL GUARD, FULLY AUTOMATIC CONDENSATE DRAIN, FLOW DIRECTION FROM LEFT TO RIGHT. SIZE=6, SERIES=MS, ACTUATOR LOCK=(* ROTARY KNOB WITH LOCK, * WITH ACCESSORIES, LOCKABLE), ASSEMBLY POSITION=VERTICAL +/- 5°, GRADE OF FILTRATION=5 MICROMETER