
Operating Instructions
Vacuum Cleaner
S176i, S177i
Please carefully study these Operating Instructions before attempting to operate the
unit and note the listed Important Safety Instructions.

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When using this vacuum cleaner, basic precautions should always be followed , including the following:
READ ALL INSTRUCTIONS BEFORE USING THIS VACUUM CLEANER
WARNINGTo reduce the risk of fire, electric shock, or injury:
• Do not leave vacuum cleaner unattended when it is plugged in. Unplug it from the outlet when not in use
and before servicing.
• Electric shock could occur if used outdoors or on wet surfaces.
• Do not allow to be used as a toy. Close attention is necessary when used by or near children.
• Use only as described in this manual. Use only manufacturer’s recommended attachments.
• Do not use with damaged cord or plug. If the vacuum cleaner is not working as it should, has been
dropped, damaged, left outdoors, or dropped into water, bring it to a service center.
• Do not pull or carry by cord, use the cord as a handle, close a door on the cord, or pull the cord around
sharp edges or corners. Do not run the vacuum cleaner over the cord. Keep the cord away from heated
surfaces.
• Do not unplug by pulling on cord. To unplug, grasp the plug, not the cord.
• Do not handle the plug or vacuum cleaner with wet hands.
• Do not put any object into the openings. Do not use with any opening blocked. Keep openings free of
dust, lint, hair, and anything that may block or reduce air flow.
• Keep hair, loose clothing, fingers, and all parts of body away from openings and moving parts.
• Do not pick up anything that is burning or smoking, such as cigarettes, matches or hot ashes.
• Do not use without dust bag and/or filters in place.
• Turn off all controls before unplugging.
• Use extra care when cleaning on stairs.
• Do not use to pick up flammable or combustible liquids such as gasoline or use in areas where they
may be present.
SAVE THESE INSTRUCTIONS
THIS VACUUM CLEANER IS INTENDED FOR HOUSEHOLD USE ONLY
Notice- Before you plug in your Vacuum Cleaner, make sure that the voltage indicated on the rating plate
located at the rear of the vacuum cleaner is the same as your local supply.
IMPORTANT SAFETY INSTRUCTIONS

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IDENTIFICATION OF MAIN PARTS
A-1) Handle
H) Bag change indicator
B-2) Cord clip
C) ON/OFF Switch
Dust bag cover
E) Foot pedal
F) Beater bar selector
Carry handle
J) Clean air filter
Bumper
Cleaning head
Head-light (S177i only)
D) Variable power control
(S177i only)
A-3) Upper cord
hook
B-1) Power cord
A-2) Hose clip
A-3) Lower
cord hook/
Carrying
handle
I) Paper bag
Extension tube
Crevice nozzle
Dusting brush
Hose
Hose clip

A) HANDLE ASSEMBLY
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C) ON / OFF SWITCH
To start or stop the vacuum cleaner,
push the switch to “I” to turn it ON, and
to “O” to turn it OFF.
B) POWER CORD STORAGE
NOTE: To reduce the risk of electric shock, this appliance
has a polarized plug (one blade is wider than the other). This
plug will fit in a polarized outlet only one way. If the plug
does not fit fully in the outlet, reverse the plug. If it still does
not fit, contact a qualified electrician to install the proper
outlet. Do not change the plug in any way.
To avoid any possible damage to the power cord, never run
over the cord or allow it to become caught in the rotary
brush.
HOW TO ASSEMBLE / OPERATE YOUR CLEANER
1) Insert the base of the handle
into the top of the body of the
machine as shown. Push down
the handle and tighten the screw.
2) Set the hose around the hose
clip.
3) Turn the upper cord hook to
the upright position and wind the
power cord around the upper
and lower cord hooks.
IMPORTANT: Do not over
tighten the screw.
1) Turn the upper hook to
release the power cord
for instant use.
2) Set the power cord into
the cord clip to help
secure it during use
Hose clip
Upper cord hook
Lower
cord hook/
Carrying
handle
IN
M
A
X

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E) USING THE FOOT PEDAL TO ADJUST THE VACUUM HEIGHT
To lower the body of the cleaner, step on the pedal at the left rear corner of the vacuum cleaner.
D) VARIABLE POWER CONTROL (S177i Only)
1. Upright position
The handle should be in an
upright position when cleaning
tools are used.
2. Middle position
For normal cleaning, press the
foot pedal and pull back the
handle to a comfortable angle.
3. Low position
For cleaning under furniture,
press the pedal a second
time. The handle may now be
lowered almost to the floor as
shown.
MIN: To clean curtains and soft furnishings
with tool attached.
MAX: To continuously clean with
high suction power.
This vacuum cleaner incorporates a variable power control to allow you to select the power most suitable
for your cleaning needs.
MC-E452
MIN MAX

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F) BEATER BAR SELECTOR
When cleaning carpeted floor, slide the selector to the
“BEATER BAR” position. To stop the beater bar while
using accessories, slide the selector to the “STOP”
position.
NOTE: The vacuum cleaner should be running when
changing the position of the BEATER BAR
SELECTOR.
BEATER BAR ON OR OFF
G) HOW TO USE THE ACCESSORIES
1) To use the accessories keep the vacuum cleaner
upright and slide the BEATER BAR SELECTOR to
the “STOP” position.
2) Pull the hose out of the intake port a the lower left
of the vacuum, and release it from the hose clip.
Connect the desired accessory as illustrated
below.
3) When finished using the accessory, re-insert the
hose end into the intake port and place the hose
under the clip. The accessories can also be
returned to their storage locations.
Hose clip
CAUTION: While using the accessories, hold
the handle as shown above to avoid pulling
the cleaner over.
B A R
B E A T E R
S T O P

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I) REPLACING THE DUST BAG
H) BAG CHANGE INDICATOR
CAUTION: DISCONNECT THE CLEANER FROM THE OUTLET BEFORE
PERFORMING THE OPERATIONS BELOW
The bag change indicator located on the
front of your cleaner normally indicates
when the dust bag should be changed. In
order to maintain the best efficiency, it
should be changed when the yellow mark
appears in the window.
NOTE: if the yellow mark appears after the
bag has been replaced, check to see if the
hose or suction tube is clogged (see
BLOCKAGES). Due to the smaller intake,
the yellow mark may also appear when
using the crevice tool.
1) Remove the dust cover
by pulling it forwards.
2) Grip the cardboard of
the dust bag and pull
the bag out of the dust
compartment.
3) Install the new dustbag
by placing the hole over
the exhaust port and
pressing it into place as
shown.
IMPORTANT: For
maximum vacuum
efficiency, dustbags
should be changed
regularly.
Yellow
mark
Bag change
indicator
We recommend the use of genuine Miele paper bags only
Part # 5294740 Type Z
NOTE: If the dust bag is installed incorrectly,
the dust cover will not close.

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J) CHANGING FILTERS
TROUBLE SHOOTING GUIDE
Before returning the vacuum cleaner to a Miele Service Center, check the
following items:
Problem
Check Point Cause / Remedy
Motor doesn’t run.
(no noise is heard at all)
Motor runs but no suction.
Beater bar does not rotate.
• Cord connection.
• Hose inlet clogged.
• Check the bag change indicator.
• Paper bag broken or clogged.
• Central filter.
• Beater bar selector.
• Beater bar / housing.
• Belt broken or loose.
• Plug cord into outlet correctly.
• I If there is a clog, remove it.
• If it shows full, replace the paper
bag.
• If the paper bag is broken, replace it.
• If the central filter is full of dust, clean
or replace it.
• Select the correct position.
• If there is an obstruction, remove it.
• Replace the belt.
In addition to the dustbag, the vacuum cleaner
contains two filters; a central filter that protects the
motor (fig.1) and an electrostatic, “Clean Air” filter
that removes particles from the exhausted air
(fig.2). The Clean Air filter should be changed every
six months or whenever it becomes dirty. The
central filter should be changed or rinsed out
whenever the Clean Air filter is replaced.
CENTRAL FILTER (Fig. 1)
Part # F0391100
To remove, slide the central filter forward out of its
housing.
IMPORTANT: If the central filter has been rinsed
out, make sure it is dry before re-installing it.
CLEAN AIR FILTER (Fig. 2)
Part # S02B0100
To change the Clean Air filter.
1) Remove the dust compartment cover.
2) Slide the filter support out of the bottom of the
cover and remove the filter.
IMPORTANT: Do not forget to re-install the filters before use.
Fig. 1
Fig. 2