FIGURE 11

DRAIN CONNECTION

AND LOCATION

NOTICE

1)THE UNIT BASEPAN HAS THREE (3) PROVISIONS (LEFT, RIGHT, AND REAR) FOR CONNECTING AN EXTERNAL CONDENSATE DRAIN.

2)THE SUPPLIED DRAIN KIT MUST BE CONNECTED TO ONE OF THE THREE (LEFT, RIGHT, OR REAR) ¾” FPT CONNECTIONS ON THE UNIT BASEPAN. USE OF REAR FITTING WITHOUT CONNECTION TO DWV SYSTEM (DRAIN, WASTE, VENT) MAY RESULT IN STAINING OF THE OUTSIDE WALL.

3)INSERT THE PROVIDED ¾” NIPPLE INTO THE DETERMINED CONNECTION USING FIELD SUPPLIED TEFLON TAPE OR PIPE JOINT COMPOUND.

4)WITH THE THREADED END OF THE SUPPLIED ¾” UNION, CONNECT TO THE NIPPLE WITH TEFLON TAPE OR PIPE JOINT COMPOUND.

5)HAND-TIGHTEN ALL FITTINGS TO PREVENT DAMAGE TO UNIT OR FITTINGS.

6)A FIELD SUPPLIED DRAIN SYSTEM MUST NOW BE INSTALLED TO THE SLIP END OF THE UNION. A TRAP IS RECOMMENDED AND DRAIN CONNECTIONS SHOULD BE CONNECTED TO BUILDING DWV SYSTEM.

7)PITCH THE DRAIN LINE ON A ¼” DOWNWARD SLOPE FOR EVERY FOOT (1’) OF LATERAL HORIZONTAL RUN TO THE DWV.

8)THE REMAINING TWO CONNECTIONS MUST BE PLUGGED USING THE TWO ¾” PIPE PLUGS (PROVIDED) AND FIELD SUPPLIED TEFLON TAPE OR PIPE JOIN COMPOUND. HAND-TIGHTEN TO PREVENT DAMAGE TO UNIT OR FITTINGS.

9)DO NOT THREAD METAL OR COPPER PIPE FITTINGS DIRECTLY INTO UNIT.

10)CHECK SYSTEM FOR LEAKS.

11)FAILURE TO FOLLOW THESE PROCEDURES MAY RESULT IN SERIOUS PROPERTY DAMAGE.

12)A FIELD SUPPLIED SECONDARY CONDENSATE PAN MAY BE REQUIRED. CHECK WITH LOCAL CODES.

INDOOR RETURN AIR GRILLE INSTALLATION

THERE ARE TWO INDOOR RETURN AIR GRILLE OPTIONS AS SHOWN IN FIGURE 12. CHOOSE THE OPTION THAT BEST SUITS YOUR NEEDS. USE THE INSTALLATION INSTRUCTIONS PROVIDED WITH ACCESSORIES FOR INSTALLATION DETAILS.

FIGURE 12

RETURN AIR GRILLE OPTIONS

NOTE: ALL VERT-I-PAK CHASSIS ARE SHIPPED WITH A 20” X 14” FILTER INSTALLED. IF AN ACCESSORY FILTER HOLDER IS TO BE USED, YOU MUST REMOVE THE FACTORY SHIPPED FILTER FROM THE CHASSIS. DO NOT USE TWO FILTERS.

OPTION 1

VPRG4RETURN AIR GRILLE

WITH ACCESS PANEL

A FIELD-SUPPLIED (25” X 20”) FILTER IS

MOUNTED INSIDE THE HINGED ACCESS

DOOR.

KIT CONTAINS HINGE BRACKET FOR

MOUNTING THE DOOR WITH THE RETURN

AIR OPENINGS HIGH OR LOW ON THE

DOOR FOR OPTIMAL SOUND ATTENUA-

TION.

IT IS RECOMMENDED TO INSTALL THE

DOOR WITH THE HINGE ON THE RIGHT

SIDE AND THE RETURN AIR OPENINGS

HIGH ON THE DOOR.

OPTION 2

FIELD SUPPLIED

RETURN AIR GRILLE

MUST HAVE A MINIMUM OF 250

SQUARE INCHES OF FREE AREA.

NOTES:

THERE ARE THE FRIEDRICH RECOMMENDED RETURN AIR GRILLE/FILTER/ACCESS PANEL ARRANGEMENTS. CONSULT FRIEDRICH ON OTHER ARRANGEMENTS. IMPROPER RETURN AIR ARRANGEMENTS WILL CAUSE PERFORMANCE PROBLEMS.

RETURN AIR ARRANGEMENTS ARE SHOWN FROM THE FRONT, BUT CAN ALSO BE INSTALLED FROM THE RIGHT OR LEFT SIDE OF THE UNIT.

DUCTWORK

THE SUPPLY DUCT SYSTEM SHOULD BE DESIGNED VIA A RECOGNIZED METHOD SUCH AS THE EQUAL FRICTION METHOD, OR VELOCITY REDUCTION METHOD, USING THE APPROPRIATE DUCT CALCULATOR(S) FOR THE TYPE(S) OF DUCT (I.E. METAL DUCT, DUCT BOARD, OR FLEX DUCT) BEING USED IN THE SYSTEM. THE DUCT SYSTEM SHOULD BE DESIGNED FOR A MAXIMUM FRICTION RATE OF .30" WATER COLUMN TAKING INTO CONSIDE- RATION ALL FITTINGS, REGISTERS AND/OR DIFFUSERS. DO NOT operate unit without a supply duct attached.

THE RETURN AIR TO VERT-I-PAK "A" SERIES UNITS MUST NOT BE DUCTED, AND ALL UNITS MUST HAVE A FREE RETURN AIR CONFIGURATION TO PERFORM PROPERLY.

10

Page 11 Page 13
Page 12
Image 12
Friedrich 920-075-13 (1-11) operation manual Indoor Return AIR Grille Installation, Ductwork, Drain Connection Location
Page 11 Page 13

920-075-13 (1-11) specifications

Friedrich 920-075-13 (1-11) is a sophisticated HVAC unit designed for effective heating and cooling solutions in commercial and residential settings. This model exemplifies modern engineering with a focus on energy efficiency and user convenience. It features a versatile configuration that makes it suitable for a variety of spaces, ensuring optimal climate control.

One of the main features of the Friedrich 920-075-13 (1-11) is its advanced cooling technology. The unit is equipped with high-efficiency compressors that provide rapid cooling performance while consuming minimal energy. This is complemented by a user-friendly digital thermostat that allows for precise temperature settings, enhancing user comfort and satisfaction.

The heating capabilities of this model are equally impressive. Friedrich has integrated a powerful heating element that can quickly warm up any room, making it ideal for year-round use. This is particularly beneficial in regions with extreme temperature fluctuations, ensuring that users remain comfortable regardless of the season.

In terms of build quality, the Friedrich 920-075-13 (1-11) boasts a robust construction that ensures long-lasting performance. Its durable materials are designed to withstand frequent use and adverse environmental conditions. Additionally, the unit features a compact design that allows for easy installation and integration into existing spaces without compromising aesthetic appeal.

Technologically, the Friedrich 920-075-13 (1-11) incorporates smart features such as energy-saving modes and programmable timers. These functionalities enable users to optimize energy use, reducing overall electricity costs while maintaining comfort levels. Moreover, the unit operates quietly, minimizing noise disruption in various settings.

Another notable characteristic is the air filtration system which enhances indoor air quality. The built-in filter captures dust, allergens, and pollutants, ensuring that the air circulated within a space is clean and healthy. This feature is particularly important for individuals with allergies or respiratory conditions.

Finally, the Friedrich 920-075-13 (1-11) is backed by a reliable warranty, reflecting the manufacturer's confidence in its quality and performance. This HVAC unit represents an ideal choice for those seeking a combination of efficiency, comfort, and modern technology in their heating and cooling systems. With its powerful features and innovative design, it stands out as a leading option in the market.
Top Page Image Contents