--- a/manifests/moco-config.pp
+++ b/manifests/moco-config.pp
@@ -664,27 +664,16 @@ class config inherits config::base {
     $signingworker_exchange                   = 'exchange/taskcluster-queue/v1/task-pending'
     $signingworker_worker_type                = 'signing-worker-v1'
 
     # scriptworker
     $scriptworker_root                        = '/builds/scriptworker' # Used by scriptworker instances
     $scriptworker_gpg_private_keys            = hiera_hash('scriptworker_gpg_private_keys')
     $scriptworker_gpg_public_keys             = hiera_hash('scriptworker_gpg_public_keys')
 
-    # Funsize Scheduler configuration
-    $funsize_scheduler_root                   = '/builds/funsize'
-    $funsize_scheduler_balrog_username        = 'balrog-funsize'
-    $funsize_scheduler_pulse_username         = 'funsize'
-    $funsize_scheduler_pulse_queue            = 'scheduler'
-    $funsize_scheduler_bb_pulse_exchange      = 'exchange/build'
-    $funsize_scheduler_tc_pulse_exchange      = 'exchange/taskcluster-queue/v1/task-completed'
-    $funsize_scheduler_s3_bucket              = 'mozilla-nightly-updates'
-    $funsize_scheduler_balrog_worker_api_root = 'http://balrog/api'
-    $funsize_scheduler_th_api_root            = 'https://treeherder.mozilla.org/api'
-
     $l10n_bumper_env_config = {
         'mozilla-central' => {
             mozharness_repo     => 'https://hg.mozilla.org/mozilla-central',
             mozharness_revision => 'dedd9a48da69',
             config_file         => 'l10n_bumper/mozilla-central.py',
         },
         'mozilla-beta'    => {
             mozharness_repo     => 'https://hg.mozilla.org/mozilla-central',

--- a/manifests/moco-nodes.pp
+++ b/manifests/moco-nodes.pp
@@ -756,44 +756,41 @@ node 'buildbot-master91.bb.releng.usw2.m
     $only_user_ssh = true
     buildmaster::buildbot_master::mozilla {
         'bm91-build1':
             http_port   => 8001,
             master_type => 'build',
             basedir     => 'build1';
     }
     include toplevel::server::buildmaster::mozilla
-    include toplevel::mixin::funsize_scheduler
 }
 
 node 'buildbot-master94.bb.releng.use1.mozilla.com' {
     $aspects       = [ 'high-security' ]
     $only_user_ssh = true
     buildmaster::buildbot_master::mozilla {
         'bm94-build1':
             http_port   => 8001,
             master_type => 'build',
             basedir     => 'build1';
     }
     include toplevel::server::buildmaster::mozilla
-    include toplevel::mixin::funsize_scheduler
 }
 
 node 'buildbot-master103.bb.releng.scl3.mozilla.com' {
     $aspects       = [ 'high-security' ]
     $only_user_ssh = true
     buildmaster::buildbot_master::mozilla {
         'bm103-tests1-linux':
             http_port   => 8201,
             master_type => 'tests',
             basedir     => 'tests1-linux';
     }
     include fw::profiles::buildbot_master
     include toplevel::server::buildmaster::mozilla
-    include toplevel::mixin::funsize_scheduler
 }
 
 node 'buildbot-master104.bb.releng.scl3.mozilla.com' {
     $aspects       = [ 'high-security' ]
     $only_user_ssh = true
     buildmaster::buildbot_master::mozilla {
         'bm104-tests1-linux':
             http_port   => 8201,

--- a/modules/config/manifests/base.pp
+++ b/modules/config/manifests/base.pp
@@ -498,19 +498,9 @@ class config::base {
     $signingworker_tools_branch    = 'default'
     $signingworker_root            = '/builds/signingworker'
     $signingworker_pulse_host      = 'pulse.mozilla.org'
     $signingworker_pulse_port      = 5671
     $signingworker_verbose_logging = 'true'
     $signingworker_exchange        = ''
     $signingworker_worker_type     = ''
     $signingworker_balrog_api_root = 'https://aus4-admin.mozilla.org/api'
-
-    # Funsize Scheduler configuration
-    $funsize_scheduler_root                   = '/builds/funsize'
-    $funsize_scheduler_balrog_username        = ''
-    $funsize_scheduler_pulse_username         = ''
-    $funsize_scheduler_pulse_queue            = ''
-    $funsize_scheduler_pulse_exchange         = ''
-    $funsize_scheduler_s3_bucket              = ''
-    $funsize_scheduler_balrog_worker_api_root = ''
-    $funsize_scheduler_th_api_root            = ''
 }

deleted file mode 100644
--- a/modules/funsize_scheduler/manifests/conf.pp
+++ /dev/null
@@ -1,27 +0,0 @@
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-class funsize_scheduler::conf {
-    include ::config
-    include funsize_scheduler::settings
-    include dirs::builds
-    include users::builder
-
-    file {
-        "${funsize_scheduler::settings::root}/config.yml":
-            require   => Python::Virtualenv[$funsize_scheduler::settings::root],
-            mode      => '0600',
-            owner     => $users::builder::username,
-            group     => $users::builder::group,
-            content   => template("${module_name}/config.yml.erb"),
-            show_diff => false;
-        "${funsize_scheduler::settings::root}/id_rsa":
-            require   => Python::Virtualenv[$funsize_scheduler::settings::root],
-            mode      => '0600',
-            owner     => $users::builder::username,
-            group     => $users::builder::group,
-            content   => secret('funsize_signing_pvt_key'),
-            show_diff => false;
-    }
-}

deleted file mode 100644
--- a/modules/funsize_scheduler/manifests/init.pp
+++ /dev/null
@@ -1,63 +0,0 @@
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-class funsize_scheduler {
-    include ::config
-    include funsize_scheduler::settings
-    include dirs::builds
-    include packages::gcc
-    include packages::libffi
-    include packages::make
-    include packages::mozilla::python27
-    include users::builder
-
-    python::virtualenv {
-        $funsize_scheduler::settings::root:
-            python   => $packages::mozilla::python27::python,
-            require  => [
-                Class['packages::mozilla::python27'],
-                Class['packages::libffi'],
-            ],
-            user     => $users::builder::username,
-            group    => $users::builder::group,
-            packages => [
-                'amqp==1.4.6',
-                'anyjson==0.3.3',
-                'argparse==1.4.0',
-                'cffi==1.9.1',
-                'cryptography==1.7.1',
-                'ecdsa==0.10',
-                'enum34==1.0.4',
-                'funsize==0.95',
-                'ndg_httpsclient==0.4.2',
-                'idna==2.2',
-                'importlib==1.0.4',
-                'iniparse==0.3.1',
-                'ipaddress==1.0.18',
-                'Jinja2==2.7.1',
-                'kombu==3.0.26',
-                'MarkupSafe==0.23',
-                'more_itertools==2.2',
-                # Actual package is PGPy 0.4.0.post1, but older `pip`s have issues with the name
-                'PGPy==0.4.0',
-                'PyHawk-with-a-single-extra-commit==0.1.5',
-                'pyOpenSSL==16.2.0',
-                'PyYAML==3.10',
-                'pyasn1==0.1.9',
-                'pycparser==2.13',
-                'pycrypto==2.6.1',
-                'python-jose==0.5.6',
-                'redo==1.4.1',
-                # Taskcluster pins requests 2.4.3, so we need to de the same,
-                # even though we'd rather use a more up-to-date version.
-                'requests[security]==2.4.3',
-                'setuptools==33.1.1',
-                'singledispatch==3.4.0.3',
-                'six==1.10.0',
-                'slugid==1.0.6',
-                'taskcluster>=0.0.26',
-                'wsgiref==0.1.2',
-            ];
-    }
-}

deleted file mode 100644
--- a/modules/funsize_scheduler/manifests/settings.pp
+++ /dev/null
@@ -1,9 +0,0 @@
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-class funsize_scheduler::settings {
-    include ::config
-
-    $root = $config::funsize_scheduler_root
-}

deleted file mode 100644
--- a/modules/funsize_scheduler/templates/config.yml.erb
+++ /dev/null
@@ -1,26 +0,0 @@
----
-balrog:
-    username: "<%= scope.lookupvar("config::funsize_scheduler_balrog_username") %>"
-    password: "<%= scope.function_secret(["funsize_scheduler_balrog_password2"]) %>"
-    api_root: "https://aus4-admin.mozilla.org/api"
-    cert: "<%= scope.lookupvar("config::funsize_scheduler_root") %>/lib/python2.7/site-packages/funsize/data/ca-bundle.crt"
-    worker_api_root: "<%= scope.lookupvar("config::funsize_scheduler_balrog_worker_api_root") %>"
-
-pulse:
-    user: "<%= scope.lookupvar("config::funsize_scheduler_pulse_username") %>"
-    password: "<%= scope.function_secret(["funsize_scheduler_pulse_password"]) %>"
-    queue: "<%= scope.lookupvar("config::funsize_scheduler_pulse_queue") %>"
-    bb_exchange: "<%= scope.lookupvar("config::funsize_scheduler_bb_pulse_exchange") %>"
-    tc_exchange: "<%= scope.lookupvar("config::funsize_scheduler_tc_pulse_exchange") %>"
-
-taskcluster:
-    credentials:
-      clientId: "<%= scope.function_secret(["funsize_scheduler_taskcluster_client_id"]) %>"
-      accessToken: "<%= scope.function_secret(["funsize_scheduler_taskcluster_access_token"]) %>"
-s3:
-    bucket: "<%= scope.lookupvar("config::funsize_scheduler_s3_bucket") %>"
-    aws_access_key_id: "<%= scope.function_secret(["funsize_scheduler_aws_access_key_id"]) %>"
-    aws_secret_access_key: "<%= scope.function_secret(["funsize_scheduler_aws_secret_access_key"]) %>"
-th_api_root: "<%= scope.lookupvar("config::funsize_scheduler_th_api_root") %>"
-signing:
-    pvt_key: "<%= scope.lookupvar("config::funsize_scheduler_root") %>/id_rsa"

deleted file mode 100644
--- a/modules/funsize_scheduler/templates/funsize_scheduler_supervisor_config.erb
+++ /dev/null
@@ -1,6 +0,0 @@
-log_stderr=true
-log_stdout=true
-redirect_stderr=true
-stdout_logfile=syslog
-autorestart=true
-autostart=true

deleted file mode 100644
--- a/modules/toplevel/manifests/mixin/funsize_scheduler.pp
+++ /dev/null
@@ -1,8 +0,0 @@
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-class toplevel::mixin::funsize_scheduler {
-    include ::funsize_scheduler
-}
-