Guardian QP-40 User manual

APPLICATIONS:
• Class B & C Motorhomes with a
single roof A/C
• Travel Trailers
• Sport Utility Trailers
• Fifth Wheels
• Horse Trailers
FEATURES
Model 04709 - 3.6 kW 60Hz, Gas
Model 04701 - 3.4 kW 60Hz, LP
¡INNOVATIVE DESIGN & PROTOTYPE TESTING are key components
of GENERAC’S success in “IMPROVING POWER BY DESIGN.” But it
doesn’t stop there. Total commitment to component testing, reliability
testing, environmental testing, destruction and life testing, plus
testing to applicable CSA, RVIA, and other standards, allows you to
choose GENERAC POWER SYSTEMS with the confidence that these
systems will provide superior performance.
¡ FULL PRESSURE LUBRICATION: Superior lubrication to all vital
bearings means better performance, less maintenance, and significantly
longer engine life.
¡SINGLE SOURCE SERVICE RESPONSE from Generac’s dealer
network provides parts and service know-how for the entire unit, from
the engine to the smallest electronic component. You are never on
your own when you own a GENERAC POWER SYSTEM.
¡SOLID-STATE, FREQUENCY COMPENSATED VOLTAGE REGULATION.
This state-of-the-art power maximizing regulation system is standard on
all Generac models. It provides optimized FAST RESPONSE to changing
load conditions and MAXIMUM MOTOR STARTING CAPABILITY by
electronically torque-matching the surge loads to the engine.
¡ SUPERIOR FUEL ECONOMY :Optimized engine performance resulting
in the best fuel economy in it's class.
¡SINGLE SIDE SERVICEABILITY: Easy access to all maintenance
items including the automotive style spin-on oil filter.
RV GENERATORS - QUIETPACT
QP-40
Air-Cooled Gasoline & LP RV Generator Sets

FEATURES Guardian RV Generator - QP-40
ENGINE
•Generac (OHVI) Design
•”Spiny-lok” cast iron cylinder walls
•Solid-state ignition
•Automatic, electronic choke
•Full pressure lubrication system
•Low oil pressure shutdown system
•High temperature shutdown
•Certications
•Evaporative port available
Maximizes engine “breathing” for increased fuel efficiency. Plateau honed cylinder walls and plasma
moly rings help engine run cooler, reducing oil consumption. Because heat is the primary cause of
engine wear, the OHVI has a significantly longer life than competitive engines.
Rigid construction and added durability provide long engine life.
Provides reliable starting every time.
Automatically assures quick and reliable starting everytime.
Superior lubrication to all vital bearings means better performance, less maintenance and
significantly longer engine life.
Superior shutdown protection prevents catastrophic engine damage due to low oil.
Prevents damage due to overheating.
RVIA, CARB, EPA, U.S. Forest Service
CARB compliant in trailer applications.
GENERATOR
•Displaced phase excitation
•Automatic voltage regulation
•RVIA Listed
Maximizes motor starting capability.
Regulates the output voltage to ±2% prevents damaging voltage spikes.
For your safety
CONTROLS
•Remote Start/Stop option
•Battery charger
•Main Line Circuit Breaker
•Mechanical governor
Allows for remote starting from any selected location inside the vehicle.
2 Amp "trickle charger" maintains battery when generator is in use.
Protects generator from overload.
Reacts quickly to changing loads.
UNIT
•Durable, Rhino-coated enclosure
•Enclosed critical grade muffler
•Spark arrested exhaust
•Small, compact, attractive
•Enhanced serviceability
• Application specific mounting trays
available
Provides the ultimate protection against mother nature.
Quiet, critical grade muffler is mounted inside the unit to prevent injuries while stationary or in transit.
Includes a spark arrestor approved by the U.S. Forest Services.
Makes for an easy, eye appealing installation.
Simple one side serviceability for performing maintenance.
Smooth, simple installation into Class C, Class A and trailers.

SPECIFICATIONS
GENERATOR Model 4709 Model 4701
Rated Maximum Continuous Power Capacity 3600 Watts 3400 Watts
Rated Voltage 120 120
Rated Maximum Continuous Load Current
120 Volts 30 Amps 28.3 Amps
240 Volt Configurable No No
Main Line Circuit Breakers 30 Amp 30 Amp
Phase 1 1
Number of Rotor Poles 2 2
Rated AC Frequency 60Hz 60Hz
Power Factor 1 1
Engine RPM 3600 3600
Rotor RPM 3600 3600
Unit Weight 170 Pounds 170 Pounds
Dimensions (L” x W” x H”) 29.5 x 19 x 13.5 29.5 x 19 x 13.5
ENGINE Model 4709 Model 4701
Type of Engine GENERAC OHVI GENERAC OHVI
Number of Cylinders 1 1
Rated Horsepower 7.8 7.8
Displacement 220cc 220cc
Cylinder Block Aluminum w/Cast
Iron Sleeve
Aluminum w/Cast
Iron Sleeve
Valve Arrangement Overhead Valve Overhead Valve
Ignition System Solid-state w/Magneto Solid-state w/Magneto
Governor System Mechanical Fixed Speed Mechanical Fixed Speed
Compression Ratio 8.5:1 8.5:1
Starter 12 Vdc 12 Vdc
Oil Capacity Including Filter Approx. 1.5 Qts. Approx. 1.5 Qts.
Fuel Consumption
Gallons per hour
10% Load
50% Load
100% Load
Gasoline
0.24
0.35
0.55
LPG
0.32
0.55
0.73
Service After the Sale
Generac's certied service organization, the largest in the industry, provides unsurpassed installation, reliable ongoing maintenance, and large inventories of
parts, components, and accessories.
For RV product support please call 888·GENERAC or visit our dealer locator at www.guardiangenerators.com.
Owner's manuals (including installation, operation, maintenance and support information) are shipped with every Guardian RV generator. Additional copies can
be downloaded from www.guardiangenerators.com..

Guardian RV Generator - QP-40
Generac Power Systems, Inc. • P.O. Box 297, Whitewater, WI 53190 • guardiangenerators.com
©2008 Generac Power Systems, Inc. All rights reserved. All specifications are subject to change without notice. Bulletin 0179030SBY/Printed in U.S.A. 08.08
HOT AIR
EXHAUST
TAIL PIPE
EXIT
OIL DRAIN
AIR
INTAKE
48.1
[ 1 7/8"] 222.7
[ 8 3/4"] 300.7
[ 11 13/16"]
369.7
[ 14 9/16"] 688.3
[ 27 1/8"]
29
[ 1 1/8"]
55.5
[ 2 3/16"]
376.5
[ 14 13/16"]
5/16"-18 WELDNUTS
(6 PLACES)
82.5
[ 3 1/4"]
343.4
[ 13 1/2"]
423.2
[ 16 11/16"]
717.7
[ 28 1/4"]
50.8
[2"] 118
[ 4 5/8"]
223.5
[ 8 13/16"]
60
[ 2 3/8"]
210
[ 8 1/4"]
176.6
[ 6 15/16"]
83.5
[ 3 5/16"]
429.5
[ 16 15/16"]
414.5
[ 16 5/16"]
360.5
[ 14 3/16"]
63.5
[ 2 1/2"]
416
[ 16 3/8"]
170
[ 6 11/16"]
VIEW FROM TOP
79
[ 3 1/8"]
101
[ 4"]
TYP.
6.7
[ 1/4"]
736.4
[ 29"]
476.4
[18 3/4"]
36.5 [ 1 7/16"]
REF.
749.8
[ 29 1/2"]
342.2
[ 13 1/2"]
FRONT DOOR ACCESS FOR
ALL REQUIRED MAINTENANCE
REF.
483.1
[ 19"]
AC OUTPUT
HARNESS
REMOTE PANEL
CONNECTOR
BATTERY
CONNECTIONS
FUEL FILTER
EXTERNAL VACUUM PORT
(04709-0 ONLY) 1/4" NPT
NOTE: ALL AIR INTAKES AND EXHAUST OUTLETS MUST BE
KEPT CLEAR OF ANY OBSTRUCTIONS. ALL OPEN AREA
IS REQUIRED FOR COOLING.
HOT AIR
EXHAUST
TAIL PIPE
EXIT
OIL DRAIN
AIR
INTAKE
48.1
[1 7/8"] 222.7
[8 3/4"]
300.7
[11 13/16"]
369.7
[14 9/16"]
688.3
[27 1/8"]
29
[1 1/8"]
55.5
[2 3/16"]
376.5
[14 13/16"]
5/16"-18 WELDNUTS (6 PLACES)
82.5
[3 1/4"]
343.4
[13 1/2"]
423.2
[16 11/16"]
717.7
[28 1/4"]
50.8
[2"] 118
[4 5/8"]
223.5
[8 13/16"]
60
[2 3/8"]
210
[8 1/4"]
176.6
[6 15/16"]
83.5
[3 5/16"]
429.5
[16 15/16"]
414.5
[16 5/16"]
360.5
[14 3/16"]
63.5
[2 1/2"]
416
[16 3/8"]
170
[6 11/16"]
79
[3 1/8"]
101
[4"]
TYP.
6.7
[1/4"]
736.4
[29"]
476.4
[18 3/4"]
36.5
[1 7/16"]
39.6
[1 9/16"]
69.6
[2 3/4"]
34.3
[1 3/8"]
71.2
[2 13/16"]
211.3
[8 5/16"]
NEG. BAT.
CONNECTION
POS. BAT.
CONNECTION
LP FUEL INLET
CONNECTIONS IN
BACK OF GENERATOR
342.2
[13 1/2"]
778.9
[30 11/16"]
REF.
FRONT DOOR ACCESS FOR
ALL REQUIRED MAINTENANCE
REMOTE PANEL
CONNECTOR
500.2
[19 11/16"]
REF.
AC OUTPUT
HARNESS
MODEL 4709 GAS
MODEL 4709 GAS
MODEL 4701 LPG
MODEL 4701 LPG