A.O. Smith 290 service manual Table of contents

Table of contents

A			B
1.	About the product	39	1.	User Guide	54
1.1	Scope of delivery	39	1.1	Use	54
1.2	Product description	39	1.2	Altering of the operation data	55
1.3	Technical data	39	1.3	Operating menu	56
1.4	Refrigirant circuit - description	40	1.4	Factory default scheme	58
1.4.1	Cooling system - description	40	1.5	Defrost program	58
1.4.2	Electrical circuit - description	40
1.4.3	Water circuit - description	40	2.	Function	59
1.4.4	Refregerant circuit - schematic	41	2.1	Description	59
1.5	Water circuit – description	42	2.2	Exact capacity	59
1.5.1	Requirement for the water circuit	42	2.3	Operation safety	60
1.5.2	Dimensions	42	2.4	Warnings	60
1.5.3	Water circuit – hydraulics diagram	43
1.6	Electrical schematic	44	3.	Maintenance	61
2.	Before installation / Placement into	45	3.1	Cooling system and fan	61
			3.2	Water circuit and tank	61
	service	45	3.3	Demounting/Putting the unit out of	63
2.1	Important safety instructions			service
2.1.1	Cooling system – safety instructions	45
2.1.2	Electrical system – safety instructions	45	4.	Fault finding	63
2.1.3	Water circuit – safety instructions	45	4.1	High pressure switch	63
2.2	Delivery	45
			4.2	Safety breaker for heating element	63
2.3	Storage	46
			4.3	Heat pump will not run	63
2.4	Transport	46
2.4.1	Transport with forklift	46	5.	Warranty	64
2.4.2	Unloading the heat pump	46
2.4.3	Transport with trolley	46
2.5	Placement / set-up	46
2.6	Connection of water pipes	47
3.	Installation	50
3.1	Water connection	50
3.2	Placement of pipe connections	50
3.3	Connection of condensation drain	50
3.4	Air intake and exhaust	51
3.5	Checking	51
4.	Placement into service / operation	52
4.1	Demands to the hot water circuit	52
4.2	Starting to use the water circuit	52
4.3	Placement in to service of the water circuit	52
4.4	Electricity - connecting	52
4.5	Cooling circuit	52
4.6	Hints for energy savings	53
4.7	Hints for fan operation	53
4.8	Checking	53

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