Ingersoll-Rand 7811G Product Information Download Page 3

04579629_ed4 

 

EN-1

EN

Product Safety Information

Intended Use: 

These Air Drills are designed for drilling, honing, reaming and hole sawing.

For additional information refer to Product Safety Information Manual Form 04580353.

Manuals can be downloaded from iredge.com.

Product Specifications

Model

Chuck Size

Free Speed

Rated Power

Tool Weight

Overall Length

in

mm

rpm

hp

kW

lbs

Kg

in

mm

7811G

3/8

10

1700

0.5

0.38

2.7

1.22

7.4

188

EC112

1/2

13

500

0.5

0.38

3.67

1.67

7.9

200

Model

Average Air 

Consumption

Air Consumption 

@ Load

Sound Level dB(A)

(ISO15744)

Vibration (m/s²)

(ISO28927)

cfm

l/min

cfm

l/min

† Pressure (L

p

) ‡ Power (L

w

)

7811G

4

113

29

825

87.1

98.1

<2.5

EC112

4

113

27

765

86.2

97.2

<2.5

† K

pA

 = 3dB measurement uncertainty

‡ K

wA

 = 3dB measurement uncertainty

Installation and Lubrication

Size air supply line to ensure tool’s maximum operating pressure (PMAX) at tool inlet. Drain 

condensate from valve(s) at low point(s) of piping, air filter and compressor tank daily. Install a 

properly sized Safety Air Fuse upstream of hose and use an anti-whip device across any hose 

coupling without internal shut-off, to prevent hose whipping if a hose fails or coupling  

disconnects. See drawing  16606576 and table on page 2. Maintenance frequency is shown in a 

circular arrow and defined as h=hours, d=days, and m=months of actual use. Items identified as:

1. Air filter

7.

Coupling

2. Regulator

8.

Safety Air Fuse

3. Lubricator

9.

Oil

4. Emergency shut-off valve

10. Grease - during assembly

5. Hose diameter

11. Grease - through fitting

6. Thread size

Parts and Maintenance

When the life of the tool has expired, it is recommended that the tool be disassembled,  

degreased and parts be separated by material so that they can be recycled.
Original instructions are in English. Other languages are a translation of the original instructions.
Tool repair and maintenance should only be carried out by an authorized Service Center.
Refer all communications to the nearest 

Ingersoll Rand

 Office or Distributor.

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