Instruction/ maintenance manual of the product SPS0250 Lochinvar
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Solar Pump Station Installation and Operation Manual SPS0250, SPS0500 & SPS1000 This manual must only be used by a qualified heating installer/ service technician. Read all instructions, before installing. Perform steps in the order given. Failure to comply could result in severe personal injury, death, or substantial property damage.
2 Hazard definitions The following defined terms are used throughout this manual to bring attention to the presence of hazards of various risk levels or to important information concerning the life of the product.
3 1 General Information Before starting work, the Installer must read, understand and note these installation and operating instructions. WARNING The solar pump station may only be installed and maintained by trained professionals. Trainees may only work on the product under the supervision of an experienced person.
4 Included Components Solar Station: ■ Grundfos solar circulation pump ■ VFS sensor (flow sensor) ■ 145 psi relief valve, with pressure gauge ■ Multi-function instruments (Flow Check, Thermome.
5 2 Installing the solar station Installing the solar station on a wall ■ Remove front insulation shell. ■ The solar pump station forms a single unit with the wall bracket and rear insulation shell.
6 3 Technology, installation and commissioning Clamp ring screw connections ■ Cut the copper pipe to length and deburr. ■ First, slide the clamp ring nut over the pipe, then slide the clamp ring. ■ Insert the prepared pipe into the screw connection until its stop is reached.
7 4 Commissioning the solar system General ■ Before commissioning, all piping, connections and saftey equipment should be checked to ensure that they are correctly installed. ■ All pre-fitted solar station screw connections are firmly tightened in the factory so that they do not usually need retightening.
Solar group with Grundfos UPS 25-58U pump (and GF sensor 0.5-3 GPM) residual delivery height 0 5 10 15 20 25 0,0 0,5 1,0 1,5 2,0 2,5 3,0 3,5 4,0 V olumetric flow rate [GPM] Residual delivery height [Ft] Max. residual delivery height pressure drop of components Solar group with Grundfos UPS 25-99U pump (and GF-Sensor 0.
9 6 VFS flow sensor Figure 6-1 VFS 1-12 flow ouput signal VFS 1-12 output signal ow Assignment of m easurement range: 0.26-3.17 gpm i s eq ual to 0.5-3.5V Flow rate calculation: Q = 0.26gpm + [(U-0.5)V/3V]*2 .91gpm Figure 6-3 VFS 2-40 flow output signal VFS 2-40 output signal ow Assignment of m easurement range: 0.
10 7 Technical data for solar station Designation SPS0250 / SPS0500 SPS1000 PUMP SPS0250: Grundfos UPS 25 - 58 U SPS1000: Grundfos U P 2 5 - 120 U SPS0500: Grundfos UPS 25 - 99 U SOLAR AND TANK CONNEC.
11 7 Technical data for solar station (continued) Designation SPS0250 / SPS0500 SPS1000 GRAVITY BRAKES Installation location: forward flow and return ball valves Material: Brass Seal: O-ring 70 EPDM 2.
8 Component breakdown 20 3 2 4+5 12+15 25 8+9 22 14 11 23 16 13 26 30 27 24 4 6 17 19 1 10 18 7+9 21 SPS0250/ SPS0500 Item Name – SPS0250 - Pumpstation 250 sq-ft w/ flow sensor and CU – SPS0500 - Pumpstation 500 sq-ft w/ flow sensor and CU 1 Solar return ball valve USA 1 1/2" x M28 x 1.
2 27 4+5 3 19 30 31 11 6+7 9 13 21 4 12 29 17 20+22 10 24 1 18 23 32 8 25 16 26 28 33 34 35 Figure 9-2 SPS1000 8 Component breakdown (continued) 13 SPS1000 Item Name – Pumpstation 1000 sq-ft w/ flow sensor and CU 1 Solar return ball valve 1 1/2" Fl.
14 9 Service De-energize and lock the solar control and pump to prevent them from accidentally being switched back on again by mistake before any maintenance or repair work. Service is not permitted until components and solar liquid have cooled. WARNING ■ The solar station features an air separator.
15 10 Faults, causes and rectification Pump doesn’t run when power is switched on : ■ Check solar control unit for correct settings and tight wire connections. ■ Check fuses. ■ Check pump voltage, refer to the pump rating plate for requirements.
Revision Notes: Revision A (ECO C06520) initial release. Revision B (ECO C07610) reflects formatting adjustments. SL-PS-I-O Rev B 3/11.
An important point after buying a device Lochinvar SPS0250 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Lochinvar SPS0250 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Lochinvar SPS0250 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Lochinvar SPS0250 you will learn all the available features of the product, as well as information on its operation. The information that you get Lochinvar SPS0250 will certainly help you make a decision on the purchase.
If you already are a holder of Lochinvar SPS0250, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Lochinvar SPS0250.
However, one of the most important roles played by the user manual is to help in solving problems with Lochinvar SPS0250. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Lochinvar SPS0250 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
