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ELECTRICAL SYSTEM
120V SHORE POWER - SAFE OPERATING PROCEDURES
The OPUS® comes ed with a 120 volt power system. This 120 Volt power system complies with NFPA and NEC
regulaons.
• The main circuit breaker and panel is located inside the OPUS in the oor well. Always
ensure you have clear access to the panel and it is not blocked at any me.
• The exterior shore power hookup is located on the driver’s side on the main body of
your OP4. With your OP4 we supply a 30ah shore power cable and yellow dog-bone
connecon for both campsite and home outlet connecon. The power cable connects
directly to the side of your OPUS. The dog-bone can be used to adapt the cable to plug
in to your 3-pin socket at home.
• This shore power connecon will provide your OPUS with 120v power to the two 3-pin
sockets in your OPUS and provide power to your NOCO baery charger to charge your
baeries.
• Take care to ensure proper maintenance of the power cord and pigtail accessory items.
Always use a Listed and approved 30ah cable and adapter and a grounded power
source. Never use an extension cord.
• DANGER! Due to potenal danger in failing to heed this warning, the recreaonal
vehicle manufacturer cannot be held responsible should damage, injury or death result
from failure to connect the power cord to a properly grounded power source.
OP4 internal 120v power points:
1. In the long bench storage compartment directly opposite the door. This socket should have your NOCO baery charger
plugged in and is designed to supply the baery.
2. In the storage compartment to the right of the main door.
3. In the storage compartment behind the seang area next to the front bed.
12 VOLT - SAFE OPERATING PROCEDURES
The OP4 has two 100ah deep cycle marine baeries installed as well as a fully automac baery charge controller. You
will need to charge your baeries for at least 24hrs prior to each trip using a 120v shore power connecon to ensure that
they are fully charged. The main control panel has a baery volt-meter that will provide an indicaon of the charge level
of your baeries. A fully charged baery bank will be indicated by a full baery symbol and the voltmeter reading around
13.7volts. If you are at a campsite with shore power then we recommend connecng for the duraon of your stay to keep
your baeries fully charged. If you are camping o-site without 120volt power then the length of me that your baeries
will last will depend on how much 12volt energy you use, the ’health’ or condion of your baeries and in some cases the
ambient temperature. Your control panel will show you how much power you are using and how much remaining power is
in your baeries to help you manage your power consumpon.
Your 12v system is controlled by the main control panel (as shown on page 12) which is located behind the exterior panel
to the le of the door. On the panel you will nd the main 12v switch (the big red key). There are separate switches for the
Front water tank pump, Rear water tank pump, lights, 12v sockets, Fridge and Heater (Oponal). To supply power to these
features, use the red main power key and turn the 12v power on your unit and choose the associated switch.
12V POWER - CONT.
The OP4® has many 12v outlets that are a combinaon of standard 12v sockets, mini 12v sockets and USB sockets. There are
also a range of 12v features included with the OPUS, all controlled by the main control panel, the locaons of which are listed
below. All switches have their own reseable breaker located above the switches.
Outlets
• The internal 12v sockets and external 12v socket will operate on 12v power from the leisure baery; heavy usage and
power-hungry appliances will deplete the baery’s charge quickly.
• Inside the OPUS® there are four 12v mini sockets. These are for the 12v LED light strips.
• There are two 12v outlets located a) by the main AIR hose inlet and b) inside the storage compartment behind the
seang area next to the front bed. There is also a 12v/ USB outlet to the le of the door.
• On the exterior, there is one 12v outlets on the main control panel and one by the slide-out kitchen. There are also two
addional 12v mini sockets and a standard 12v socket. The two mini sockets are designed to operate the 12v LED light
on the kitchen and a small annex light.
• In the front tool box / fridge compartment here is a standard 12v socket intended for use with the fridge. In the same
area there is a small switch that operates the fan located in the door (if ed on this model)
Lights
• In both exterior tool box/ fridge compartments there is an LED work light. This has an automac on/o photo sensor.
• Just inside the door by the 12v stereo there is a dimmer light switch that will control the interior foot well lights.
• There is also a rocker switch that controls the light for the exterior light mounted to the side of the OPUS by the kitchen.
Other 12v features
• There are two water tank gauges on the control panel which will display the water level when the ‘water’ buon is
pressed. For more informaon on your water tanks please see the water system secon.
• The OP4 features a 12v stereo/ CD player with two speakers in the foot well
• The trailer lights and electric breaks are wired to a standard 7 pin trailer plug. The OPUS® is ed with electric breaks
with need an in-car electric break controller installed to operate.
• The baery charger is fully automac and will recharge the leisure baery if the OPUS® is connected to an electric hook-
up. The baery will also charge whilst in transit if the tow vehicle has the 7-pin connecon.
BATTERY TIPS!
• The baery indicator on your control panel will show how much energy is le in your baery bank. It is important to note
that it does NOT explicitly show how much usable power is le in your baeries.
• You have a 200 amp baery system. AGM baeries are able to reliably put out over 12.0v of power for 50% of their
capacity. Most 12v appliances will require a 12volt output from the baeries to work. This means you 100 usable amp
hours from a fully charge set of baeries. The indicator on your control panel will show you how much total energy you
have in your enre baery bank. This means that when your indicator shows 50% you have used all of the usable power
within your baery bank. If you connue to drain power from your baeries beyond this point can and will most likely
cause damage to your baery bank.
• AGM baery lifespans are longer when they remain at full charge. Frequently discharging your baeries and leaving
them empty will accelerate the degradaon process of your baeries and reduce their lifespan. The NOCO Genius char-
ger installed in your OP4 will control the amount of charge delivered to your baeries so that they do not over charge,
therefore you can leave your OP4 plugged in at all mes when at home.
• If you are not keeping your OP4 plugged in whilst at home we recommend that you disconnect your baeries to maintain
good baery health. Please see the *care and maintenance secon for more informaon on this topic.
• The CO/LP alarm is wired directly to the baeries. This means that turning the power to the OP4
o on the control panel will NOT shut power o to the CO Alarm. Please follow the winterizaon
process for baery care to ensure you are fully disconnecng the baeries during long periods
of storage.
• Always set your fridge to ‘LOW’ before heading out on your trip. This will use less power from
your baery and allow you longer o-site camping.