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NewMar SOL 20 Quick Start Manual page 6

Solar charging system

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Note: 100 Watt and smaller panels require four (4) mounting brackets. The 120 Watt model requires six
(6) mounting brackets. If you are missing any Z mounting brackets (700-5389-1) please contact Newmar
immediately for replacements.
1) Install the black Z mounting brackets to the solar panels aluminum frame - see Figure 4 & 4A for proper
location and bracket positioning. Note the two different size holes on mounting brackets. The larger hole is
used to mount bracket to roof top. Mount one Z bracket each near the four corners using the ¼"-5/8" hex
head bolts provided, flat washers and nylock lock nuts. If not installing a 120 Watt panel skip step 2).
2) 120 Watt Panel Only: Install two more Z brackets using the center holes on the solar panel frame's long
axis. If the mounting hole is too small for the ¼" hex head bolt use a ¼" drill bit to enlarge these two holes -
See Figure 4A
3) Find a clear, un-obstructed area of the roof where the solar panel will fit. Stay at least several inches
away from antennas to prevent radio signal attenuation.
4) Using two persons for the larger wattage panels- set the panel down on the roof with solar panel side
facing skyward. Position panel in desired mounting location. Using a felt tip marker or pencil mark the
location within the Z brackets obround hole to identify rooftop hole drill location. Remove panel from
mounting location.
5) Two mounting options:
a) Blind hole installation: For blind hole installations we provide four (20-100W models) or six (120 W
model) ¼-20 Nutserts/Grip-n-serts (special insert tool required-contact Newmar for info on
purchasing tool). Drill four or six 25/64" holes depending upon model, install nutserts in roof
using the nutsert tool. Drop the solar panel back down on to roof aligning the Z brackets holes
with the installed nut-serts in the roof and secure panel to roof with the ¼" hardware provided -
see Figure 4. Recommended torque: 75 in/lbs. Loctite or similar thread locker is recommended for
high vibration applications.
b) Thru-Hole Mounting on underside of roof: If underside roof mounting location is easy to reach you
can perform a thru hole installation: drill ¼" roof top holes for Z bracket mounting, place panel on to
roof with Z mounting bracket holes lined up with ¼" holes and secure brackets/panel to roof
using the ¼" hardware provided. Additional flat washers and nylock nuts are provided to secure
bolts on the underside of the roof.
C. Cable Feed-Thru Installation
1) Roof top cable feed thru- A model RA-3 Right Angle Thru-dex fitting is provided for routing the solar
panel's 12/2 round cable through the roof and to the charge controller, see Figure 5. Carefully choose a
location that can be accessed from inside the vehicle and mark the location on roof for the RA-3 location
and follow the install instructions provided with the RA-3.
2) A drill size of 15/32 " is recommended for the wire routing hole and a 1/8" drill for creating pilot holes for
the fitting's three self tapping screws.
3) Additional cable feed thru for bulk heads- A ½" NPT Liquid tight cord grip is provided to allow the 12/2
round cable to pass through a bulkhead or fire wall. To install this cord grip drill a 27/32 " (21.4 mm) hole.
P.O. Box 1306
Newport Beach
California 92663
www.newmarEVpower.com
Phone: 714-751-0488
Fax: 714-957-1621
E-Mail: techservice@newmarpower.com
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This manual is also suitable for:

Sol 45Sol 65Sol 80Sol 100Sol 120