LEMA Off-Grid User Manual (DM-003-A)
© 2021 LEMA - lema.io
Saint Paul, Minnesota, USA
Page |
3
3.9 Pump Float Switch
30
3.10 Mechanical Structure & PV Racking Wire Kit
31
3.10.1 Hardware
31
3.11 Tool Kit & Spare Parts
32
3.11.1 Tool Kit
32
3.11.2 Spare Parts
33
3.11.3 Hardware
33
4. Packaging
34
4.1 Box 1 of 5
34
4.2 Box 2 of 5
35
4.3 Box 3 of 5
36
4.4 Box 4 of 5
36
4.5 Box 5 of 5
37
4.5.1 Box 5 of 5 – Lower Section
38
4.5.2 Box 5 of 5 – Upper Section
38
5. Installation Instructions
39
5.1 Overview
39
5.2 Layout
39
5.2.1 Major Component Layout
39
5.2.2 Solar Tracker Orientation
40
5.3 Footing Installation and Concrete Pour
40
5.3.1 Solar Tracker Footing
40
5.3.2 LEMA Off-Grid Electrical Enclosure Concrete Pad
42
5.3.3 Cable Trench in-between Solar Tracker and LEMA Off-Grid Electrical Enclosure
42
5.4 LEMA Off-Grid Electrical Enclosure, Mechanical System, Linear Motors, PV Racking, and Solar Tracker Controller 43
5.4.1 Setup LEMA Off-Grid Electrical Enclosure
43
5.4.2 Electrical Connections Between Solar Tracker and Base of LEMA Off-Grid Electrical Enclosure
44
5.4.3 Bury the 8' Copper Ground Rod
46
5.4.4 Route Wires Through the Mast and PVC Tubing
48
5.4.5 Mount the Mast
48
5.4.6 Mount the Goal Post
50
5.4.7 Attach the Linear Motor Season
50
5.4.8 Mount the Yard
51
5.4.9 Attach the Linear Motor Day
52
5.4.10 Attach the PV Racking Yard Supports
53
5.4.11 Attach the PV Racking Side Supports
55
5.4.12 Attach the PV Racking Center Supports
57
5.4.13 Attach the PV Disconnect Switch
59
5.4.14 Attach the PV Panels
59
5.4.15 Remove the PV Disconnect Switch Cover
64
5.4.16 Mount the Solar Tracker Controller
65
5.5 Wiring Solar Tracker Controller, Linear Motors, PV Panels, PV Disconnect Switch, Grounding/Bonding, and LEMA
Off-Grid Electrical Enclosure
66
5.5.1 Connect Electrical Cables on Solar Tracker Controller
66
5.5.2 Wire Copper Grounding Braid, Solar Track Controller, and PV Disconnect Switch
67
5.5.3 Wire PV Panels
72
5.6 Install the Batteries
76
5.7 Pump System
84
5.7.1 Pump & Pump Float
84
Summary of Contents for LOG-0001-A
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