Ref No.	Part No.	Description
B143	3216792600	LEVEL SWITCH
1	3214346980	RETURN FILTER
2	3214324300	FLANGE CONNECT.
3	3176879100	THERMOSTAT
4	8202030402	BALL VALVE
5	3216151000	DRAINAGE BLOCK
6	3216862400	RETURN BLOCK
7	3222325142	CHECK VALVE
8	3176746701	PUMP
9	3222318729	BREATHER FILTER
10	3222323133	CHECK VALVE
B362	3176000290	TEMP. SENSOR
12	3715082100	PLUG