Lochinvar HS 50 Series 100, User'S Information Manual

13

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IMPORTANT: Do not remove, cover or deface any permanent 
instructions, wiring diagrams, labels, or the rating label from 
the outside cabinet or the inside panels on the HPWH unit.

• 

Do not tilt the unit beyond 45° at any time. All internal 
components are braced from the base of unit. Tilting 
may compromise the refrigeration piping inside unit and 
cause refrigerant leaks.

• 

Do not hoist the unit with chains or straps unless spreader 
bars are furnished and used as depicted in Figure 4 and 
Figure 5. The side panels and roof of the unit are not 
constructed to handle signifi cant force from the sides or 
above.

• 

The HPWH unit is heaviest on the compressor side (left side 
when facing the front of the unit). See Figure 4 and Figure 6.

• 

When using a forklift to raise the HPWH unit ensure the 
forks are positioned correctly between the runners on the 
bottom of the HPWH unit. See Figure 6.

• 

The HPWH unit must be lifted from the front side only 
when using a forklift to raise the unit. See Figure 6.

STORAGE RECOMMENDATIONS

The HPWH units should be stored indoors. Do not stack units 
or stack other construction materials on the units while in 
storage. 

The HPWH units contain electrical/electronic components 
and should only be stored in conditions between 0ºF to 110°F 
(-17°C to 43°C) and 5 to 95 percent relative humidity. Electrical 
components are not moisture-tolerant.

Note: 

 The limited warranty does not cover damage to the 

unit or controls due to negligence during storage.

The pictures may appear different than your actual unit. all 
information and reference to lifting applies to all of our models

FIGURE 4

FIGURE 5

FIGURE 6

REQUIRED ABILITY 

Installation and service of the HPWH unit requires ability 
equivalent to that of a qualifi ed agency in the fi eld involved. 
Plumbing,  ducting  and  electrical  work  are  required.  See             
Qualifi cations on page 3.

GENERAL

The installation must conform with these instructions and the 
local code authority having jurisdiction. In the absence of local 
codes, the installation must comply with the latest editions of 
the National Electrical Code, ANSI/NFPA 70 or the Canadian 
Electrical Code CSA C22.1. The National Electrical Code may 
be ordered from: National Fire Protection Association, 1 
Batterymarch Park, Quincy, MA 02269. The Canadian Electrical 
Code is available from the Canadian Standards Association, 
8501 East Pleasant Valley Road, Cleveland, OH 44131.

DO NOT start the HPWH unit or test the electrical system before 
it is connected to the water system, purged of air and fi lled 
with water. See Start Up on page 19.

See Features And Components on page 5 to identify the 
principal components of the HPWH. (Some units will vary)

REQUIRED TOOLS & MATERIALS

INSTALLATION & START UP TOOLS

1.  All tools common to installation and service of commercial 

electric water heaters such as hand tools, pipe cutter and torch.

INSTALLATION